Balca falls like a bomb in the middle of Serkan and Eda's love. The new PR manager tries not to miss the opportunities to get closer to Serkan because she thinks that Serkan will be the love of her life. She even attempts to create special occasions. Although Serkan says that Balca is not interested in him, that she is only a workaholic employee, Eda realized the girl's intentions. Although Serkan does not show interest in the girl, she is sure that Balca is after him. When Serkan insists on his own opinion, they make a bet. To find out whether Balca has any interest in Serkan, they both try various methods in their own ways. Meanwhile, Eda's friends do not stand idly by and go after Balca to catch a clue. The efforts of Melo and Fifi give them an interesting experiences. While the company is preparing a new project for a tender, Balca sets a sneaky trap for Eda. While Eda is making some preparations for the arrival of her boss's secret partner, she is not aware that she is actually working for her grandmother. The result of the tender and the arrival of Eda's grandmother all happens on the exact same day. This creates great surprises for both Serkan and Eda.

Eda did not fall into Balca's trap about the tender. However, her grandmother Semiha who turns out to be the secret partner, shakes Serkan's trust. Serkan immediately leaves the company, Eda goes after him and tries to tell him that she did not know the identity of the secret partner until that moment. Serkan does not listen. Eda does not give up. She goes after Serkan. Taking advantage of the absence of Serkan and Eda, Semiha declares a state of emergency in the company. She called everyone on a meeting and says that she threatened Alptekin, and he also fled abroad. The next stop of this woman, who is ready for everyone, is Ayfer and Eda's house. Aydan was surprised with the divorce agreement from Alptekin, and while wondering what to do she goes to Ayfer. Ayfer sets up a fast plan to protect Aydan and Seyfi from her mother's wrath and introduces Aydan as her neighbor Aysun. Eda eventually finds a way to get Serkan to listen to her. They both agree that their relationship is getting worn out. Serkan wants to make a brand new start with the New Year. Eda, whose grandmother, who she wanted to leave in the past, fell like a bomb in the middle of her life, has questions about new beginnings. Will the New Year magic be able to surround Serkan and Eda? Are brand new beginnings possible? When the clock shows 12 am, they contract to tell each other about their decisions about their relationship.

The New Year's Eve party turns out to be unpleasant due to Serkan's detention. While Serkan spends the first hours of the New Year behind bars, of course, there are those who are sad and happy. Semiha, who made an unfounded report about Serkan, confronts Eda, who struggles to meet with Serkan even for five minutes and makes a speech threatening her love for Serkan. Now Eda is caught between her grandmother's threats and her love for Serkan. Meanwhile, a handsome young Arab Prince, who is also a wealthy businessman, appears to work with Artlife Architecture. It is Semiha who introduced this prince to the company and she has many other plans. Chef Alexander began meeting with Ayfer because of her talent in cooking, which annoys Aydan. Her willingness to get close to Alexander causes fun moments. In the fresh marriage of Engin and Piril, Engin pushes Piril's limits with his relaxed attitude. Prince Seymen's start to work with the company causes shock in everyone's lives. Prince Seymen, Semiha, Eda, and Serkan come together one evening to celebrate the start of their work together. This meal will cause a great secret to be revealed.

It has been revealed that Prince Seymen's late wife looks exactly like Eda. Eda and Serkan are in bewilderment. Serkan does not tolerate this. Although Eda says that she is not aware of this situation, that photo has dealt another blow to her relationship with Serkan. Prince Seymen is ready to do whatever it takes to obtain Eda, who looks like his ex-wife. Semiha and Balca, who secretly collaborated with him in the company, try to help him. Eda, unaware of the prince's bad intentions, on one hand, Serkan, unaware of Balca's bad intentions, on the other hand, will start to make moves that will break each other's hearts and unwittingly make them jealous. Ayfer and Aydan are now struggling to get closer to Chief Alexander by trying to overcome each other. Not aware of the competition for him, Alexander continues to be equidistant from both lovely ladies. In Engin and Piril's marriage, Piril's father seems to cause problems. The tension between Serkan and Eda eventually causes a big explosion when neither of them expected. A spark caused the tension between them to ignite. What happens next will cause their lives to be thrown to a point they never expected.

Serkan was very surprised and happy of Eda's marriage proposal. Even though he accepted the offer, something still needs to be done. Eda and Serkan's decision to get married is greeted with enthusiasm among their friends. On the other hand, Aydan and Ayfer are skeptical about this decision. While Eda and Serkan are thinking about how to convince them, Melo comes up with a suggestion. Eda's courage once again surprised Mrs. Semiha. Mrs. Semiha has another plan against this decision taken by her granddaughter despite her and her threats. Eda and Serkan immediately start preparing for wedding. The pre-engagement ceremony and henna night will be a challenging process for everyone. Time is running out for those who do not want this partnership.

The events on the henna night do not discourage Eda and Serkan. But it changes some things for Semiha Hanim. While Eda and Serkan deal with wedding preparations, Serkan tries to keep the work going without delay. Aydan and Ayfer, who want to help them, start to make things difficult for both of them with the wedding planner. Differences between families, on the one hand, and short time preparations, on the other, create tension on Eda and Serkan. The boys decide to go on a bachelorette vacation, which makes the girls angry and they decide to surprise them. In the meantime, there are more than one surprises waiting for Eda and Serkan, who have fun unaware of the problems that overlooked and stalled business problems in the company will cause them.