After breaking up with Olivia, Iain launches himself into the dating scene. Plus, Greg naively enlists Thalia to help him to sext his own girlfriend Ashley.
Iain and Olivia debate whether they are ready to become parents as the first scan looms. Elsewhere, Ashley gets the three-year itch as Greg tries to celebrate their anniversary.
Iain makes a move into primetime television as a guest on The Chase, and Ashley attends a school reunion with Thalia and reconnects with an ex-boyfriend.
Iain ends up in a throuple when he meets with an old friend, and Ashley inexplicably invites Robbie to attend a boxercise class with her and Thalia.
Rosie hosts a pop-up art gallery at the house which is hijacked by Thalia, Olivia drags Finn on a healing mission, and Ashley and Robbie get close.
Iain screen tests for a primetime dating show with Vicky Pattison, and Ashley tries to shut the door on her relationship with Robbie before Greg's return.
Iain panics they’re people who rather than attend a party ask next door to turn the music down. Iain, desperate to cling onto his youth decides to throw a house party.
After the break-up with Greg, Ashley and the others go to a singles night where Iain bumps awkwardly into his ex Olivia and Rosie finds some 'icks' about.
Iain tries to impress his dad by pitching an idea for a ground-breaking primetime TV show to a commissioner with the help of Finn and Rosie.
The gang are in the countryside to party with a legendary university friend of Iain's, but they soon find that he's not the person he used to be.
When the gang find themselves with a 'free day', they have to decide what to do with it - and Greg soon finds himself with the biggest decision of all.
Iain has decided to leave Flummox, but is this really what he wants, or will he finally have the courage to tell Olivia how he feels?
