Steph struggles with being back at work and separated from the kids, while Nat, determined to prove herself once again, attempts to keep her composure during a tough solo day of parenting.

Lily jumps to the worst-case scenarios when Johnny doesn't return home after Nat and Steph's meltdown at the hospital. Nat tries to see Johnny, but he's being protected by Rosie.

Steph and Nat seem to be breaking up in 2015 where it all began! A secret affair has turned into a very complicated situation. Meanwhile in present day Steph has made a choice.