Superman and Lois' return to idyllic Smallville is set to be upended by mysterious strangers.

While adjusting to their new lives in Smallville, Lois and Clark make an important decision concerning one of their sons. Meanwhile, tensions begin to rise between Lois and Morgan Edge. Lastly, Lana Lang Cushing invites the Kent family over for a barbecue.

Clark shares some of his Kryptonian history with Jordan and Jonathan during a family breakfast. Meanwhile, Lois and Chrissy dig deeper to uncover the truth about Morgan Edge.

While sitting in the stands at the high school football game, Lois and Chrissy spot fish out of water Morgan Edge conversing with Mayor Dean and Kyle Kushing, and the two see right through this insincere move to try to win over the town. Meanwhile, Clark agrees to help Lois out at a town hall meeting, but things get tense when he finds himself pulled in two different directions. Lastly, Jonathan is having mixed emotions about Jordan's newfound status.

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.

Clark reconsiders his decision to let Jordan play football. Meanwhile, Lois' continued investigation of Morgan Edge requires her to trust an unexpected ally.

Superman pays a visit to Morgan Edge. Meanwhile, Lois and Chrissy work together on a story. Lastly, Jonathan finds a welcome distraction during a very stressful school day.

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 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.

We pick up right where we left off with Clark levitating in front of Lana. Meanwhile, Jordan and Jonathan question whether Lois and Clark are telling them the complete story. Lastly, Natalie tries her best to get Sarah to acknowledge Jordan.

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.

Lana and Sarah join the fight against Luthor; Jordan and Jonathan butt heads over a decision.

After some concerning interactions in town, Clark is determined to protect the secret that he's Superman – a task complicated by Jonathan and Jordan.