Tommy and Felicity are step-siblings and have been since they were 3. They're 19 and in they're in their second year of college at Starling University. Tommy and Oliver have been best friends since forever but the problem is that Oliver and Felicity have never gotten along. They hate each other. So when Oliver gets kicked out of his dorm room by his ex-girlfriend, he has nowhere to go until Tommy offers Oliver Felicity's room and Felicity has to go and live with Thea. The thing is, Tommy is secretly dating Thea and Felicity is the only one to know. What will happen when Oliver and Felicity become too close? Will the secret come out? Will Felicity get stuck in the middle? Set when they are all about 19, Thea is 18.