A chance encounter lights a spark between Beth and Tom, but as their connection grows, so does that of their teenage kids. Can they resist the lure of their chemistry?

The tension sizzles as Tom and Beth are forced together to help Ollie and Jess. Hannah demands consequences to the teens' betrayal, but will that threaten her marriage?

Tom and Beth take their affair to the next level on a weekend away, but the time alone results in the reminder of a painful truth for Tom.

The pressure of supporting Neil through his trial causes Beth to unravel. Tom's consumed with the guilt of betraying his family, but it leads to more deception.

The teens' bad behaviour causes Hannah to reveal her painful past, while Beth decides to confront hers. The weight of choice looms over Beth and Tom.

Jess' bombshell explodes everyone's lives. Tom and Beth's fantasy bubble is burst and they're faced with the consequences of their actions, but what does the future hold?