As Smallville celebrates its first Harvest Festival since Martha’s passing, Clark is reminded what his mother meant to him and learns a lesson that will help him move past her death. Meanwhile, Lois makes a breakthrough in the investigation of Morgan Edge. Lastly, Kyle tries to reconnect with Lana, but it seems like he might be falling back into his old ways.

Lois is worried about Jordan as he and Sarah continue to grow closer. Meanwhile, Clark pays Lana a visit. Lastly, Jonathan has been spending more and more time with John Henry.

Superman’s worst nightmare comes to life, and Lois confronts Leslie Larr. Meanwhile, Lana, Kyle and Sarah agree to stay to help General Lane.

Lois and Clark struggle as a couple; Chrissy adjusts to running The Smallville Gazette with Lois; Jonathan faces new challenges on the football team; secrets threaten to destroy Jordan and Sarah's growing relationship.

Clark opens up to Lois about his ongoing struggle with visions and admits that there is only one person who might be able to help. Meanwhile, Lana receives some unexpected news and tensions begin to rise between Lois and Chrissy. Lastly, Sarah breaks plans with Jordan to spend time with Natalie.

Lois reaches out to Ret. General Lane as Clark's visions become worse during heated arguments with both Jonathan and Jordan. Meanwhile, Lana shares her frustrations with Kyle. Lastly, Natalie learns that her father didn't follow through on a promise he made to her.

Lois tells Clark that she and Chrissy plan to do a deeper dive into the Inverse Society and Lana and Sarah try to comfort each other after the fallout at Sarah's quinceañera. Meanwhile, Jordan notices something suspicious in Jonathan's book bag. Lastly, Lt. Mitch Anderson finds himself under fire for the deterioration of the department of defense's relationship with Superman.

Superman pleads with Lt. Anderson to investigate Ally Allston and Lois receives some very upsetting news. Meanwhile, Lois helps Lana prepare to fight the good fight. Lastly, Jordan is still irritated with Jonathan for lying to him.

Lois thanks Lana for sticking up for Jonathan when one of the football players mother’s starts dogging him for getting football season cancelled. Meanwhile, Jordan’s unexpected departure on the mayoral election day leaves Sarah rattled. Lastly, Natalie and Sarah wonder if they notice a spark between John Henry and Lana.

A weary Lois holds vigil at Superman’s bedside. Meanwhile, Jonathan and Jordan continue to worry about their father who seems more human now than ever. Lastly, John Henry and Natalie work together to figure out the best way to defend against Ally Allston’s powers.

Chrissy Beppo, with the authorization of the Department of Defense, has a message for the people of Smallville, not only is the merging of planets real, it is happening.

Clark and Lois are now working at the Smallville Gazette together and enjoying small town life, as Chrissy struggles to balance a new love interest and her friendship with Lois. However, Lois’ own work-life balance is put to the test when an undercover assignment reveals a deadly foe that promises to change the Kent family forever. Meanwhile, John Henry is haunted by his doppelgänger’s past, leading to dangerous consequences for him and Natalie. Lana Lang and Kyle redefine their family post-separation, while Sarah explores what the future holds for her and Jordan now that she knows the truth about his powers. Having learned the hard way that no one else can be trusted to work with Superman, General Samuel Lane reclaims his post at the Department of Defense, only to face his own conflict in working with his grandson, Jordan.

Lois interrupts an intense conversation between Clark and John Henry. Meanwhile, Kyle tries to run interference between Sarah and Lana. Lastly, Jonathan has a heated discussion with Candice's dad.