Gail arrives unexpectedly and is met with hostility from Roxy, who is married to Paul. Terese shuts her down and Sheila meddles in Garys life, angering him. Gary catches Amy and Kyle making out and leaves early. Gail and Paul talk about the past and Harlow and Gail discuss Robert. Gail regrets not noticing the warning signs.

Sheila has gone missing and her car has been found in Seaton. Amy and Kyle search for her while Gary and others gather at Number 26 to figure out where she could be. Finn is cleared of suspicion and celebrates his newfound freedom with a double date. Kyle and Amy reminisce about their memories of Sheila, and Gary struggles with guilt.