Lois and Clark struggle as a couple while Chrissy adjusts to running The Smallville Gazette with Lois. Jonathan faces new challenges on the football field, and secrets threaten to destroy Jordan and Sarah's growing relationship. Meanwhile, Kyle grows concerned over Lana's involvement with a new mayoral candidate. Lastly, John Henry Irons and his daughter Natalie attempt to make this new Earth their home.

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 and Chrissy are on a mission to find Lois' sister Lucy and Jonathan and Jordan become more and more unsettled as Clark's painful visions continue. Meanwhile, Lana, Kyle and Sarah share a family breakfast and discuss Sarah's upcoming quinceañera. Lastly, Natalie and her father share a bonding moment.

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, Clark, and Natalie notice a difference in John Henry's behavior and fear something might be very wrong. Meanwhile, Kyle encounters an awkward moment with Lana while stopping by the house to pick Sarah up for school. Lastly, Jonathan and Jordan brace themselves when they realize a talking to from their parents is headed their way.

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.

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.

An undercover assignment reveals a deadly foe that promises to change the Kent family forever; John Henry is haunted by his doppelgänger's past; Sarah explores what the future holds for her and Jordan; Gen. Samuel Lane reclaims his post.

Lois and Chrissy pursue a new lead in the Mannheim investigation against Clark's wishes. Meanwhile, Jonathan, Jordan, and Nat's attempt at a kind gesture is complicated by an unexpected obstacle. Lastly, Lana, Sarah, and Kyle adjust to their own new normal.

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.

Clark and General Lane are both having a hard time giving Lois room to make her own decisions. Meanwhile, Lana and Sarah have a run-in with an old friend at the diner. Lastly, Natalie has a surprise visitor.

Lois attempts to interview Peia in the hopes of unearthing the truth about an old case, while Clarke struggles to spend quality time with the boys. Meanwhile, Jonathan and Jordan find themselves at a party, where tensions between Sarah and Jordan come to a head. As Kyle's suspicions about a local meta-human grow, Lana must juggle her personal life with a visit from the governor. Finally, Matteo makes a life-altering decision.