Marina and Angelo have always been the perfect pair of best friends-just not in that way. She has zero experience in the love department, while he's a charmer who's seen it all. But when Marina sets her sights on her first real crush during their final year of university, Angelo suggests a little game: five seconds to flirt, a challenge to help Marina gain the confidence she needs.It's all fun and games-until it isn't.What happens when lines are crossed and painful memories from the past resurface? When the secrets they're keeping threaten not just their friendship but everything they've ever meant to each other? What happens when five seconds is all it takes to change everything? Our Five Second Rule is a dual-POV romance and the first book in a duology. This story contains explicit content and mature themes; reader discretion is advised.