Hearts & Bones

The friend group is tested by Mark and Emma's return while Amanda and Michael both end up using the same middle-aged dating service.

Louise's dying mother Donna moves back home along with a swarm of well-wishing church-goers, putting a strain on Louise and Rich's relationship.

Mark's suspicions push him away from Emma and their friends, even as Sinead must reckon with unrequited love.

Ready for a fresh outlook on her life and marriage, Emma tells a few white lies on her resume to land a teaching job, only to find out her interviewer is an old college rival. Meanwhile, Amanda's biological clock is ticking.

At Rich and Louise's impromptu engagement party, lines will be crossed and secrets revealed as Rich, Emma, Michael and Liz all face the music.

After being falsely accused of a terrible crime, Michael lets slip to Mark that Emma harbors a secret, putting their marriage back in jeopardy.