Walker invites Gale Davidson to participate in the chili cookoff at the Side Step to try and make amends after years of their families feuding, however Abby isn’t too pleased…

Walker tells his family about the surveillance cameras in their home and partners with Denise to lure out whoever is watching them. Liam doesn’t trust Denise, or her husband Dan,…

Tensions run high when Walker and Liam investigate a cold case together. Micki, still on desk duty, is working through her grief while slowly easing her way back into the…

Micki comes clean to Trey about her past and they question what it means for them in the future. After a heartbreaking talk, Micki realizes it might be time to…

Walker realizes his life is at risk and confronts Captain James who confesses to him the real reason Micki went undercover. The Davidsons’ return home sets Abeline on edge as…

Walker has concerns over Micki going too deep undercover and wants to keep a close eye on her and the possible new informant. Captain James and the new District Attorney…

Shumway secretly orders one of the 100 to kill Bellamy. Meanwhile, hallucinogenic nuts provide Octavia with an opportunity to help the Grounder escape the camp, and Bellamy and Clarke investigate…

Finn arranges a meeting with Clarke and the leader of the Grounders in order to bring peace, however a sceptical Clarke warns Bellamy, who along with Jasper and Raven follow…

While Bellamy tortures the Grounder, Raven and Clarke make contact with the Ark and ask Abby to help them save Finn. On the Ark, Kane deals with his guilt, and…

Discovering that Jasper may still be alive, Clarke, Bellamy, Finn, Wells and Murphy head out to find him. On the Ark, Abby is determined to prove Earth is habitable, and…

Bellamy, Clarke and Finn try to protect Charlotte when everyone learns she killed Wells. On the Ark, Abby risks getting floated in order to give Raven the chance to launch…

A plan to contact the Ark is put in motion after Raven crash lands on Earth. Meanwhile, Abby exposes Kane’s plan to reduce the population of the Ark.

Bellamy, Finn and Jasper head into Grounder territory to search for Octavia, as flashbacks show the siblings’ difficult childhood on the Ark. Meanwhile, Raven finds out about Clarke and Finn.

Lily and Marshall invite Robin and Kevin on a Valentine’s Day trip to Vermont. Kevin and Robin use the trip to talk about taking their relationship to the next level….