Kate agrees to go to Mason’s party to support him after his break-up. When she learns Brennan has an attractive boss, Danni, her jealousy spikes. She rushes over to Brennan’s house, pulling him into a passionate kiss. But Kate’s insecurities quickly resurface and she flees, leaving Brennan puzzled.

Lauren’s determined to make sure Mason enjoys his birthday party and he’s happy when he receives an unexpected gift from Rhiannon and Jackson. Later, Matt suggests perhaps this is the year to forget about girls and focus on his career.

When Chris and Brennan discover Danni’s been sleeping at the garage because she’s worried her violent ex-boyfriend has tracked her down, Chris insists she move in with Brennan.

Lauren starts to enjoy Mason’s birthday party with the help of an upbeat Chris. Unfortunately, her happiness is short-lived when Josh calls her.