 It is revealed on-screen that Buster is a paedophile who groomed and sexually abused his son Damon Kinsella's (Jacob Roberts) best friend, Brody Hudson (Adam Woodward), when he was an underage teenager, until his ex-wife and Damon's mother, Maggie Kinsella (Michelle Holmes), threatened him into leaving so that she could then protect vulnerable Brody from him and he now appears to be grooming Oliver as his next victim.After Oliver is injured while playing a game of football with Buster outside of The Bean Cafe, Buster takes him back to the changing rooms at the football academy and begins massaging his leg while also staring at Oliver lustfully.A few weeks later, when Oliver and Buster are alone together in the changing rooms at the football academy, Buster is telling Oliver about his potential when Oliver's leg injury comes back and Buster tells him to lie down on the bench so he can then properly examine it and shuts the door behind them.