Rosé's 110% sure Lisa is seeing someone. Lisa hasn't exactly been subtle about it, like the time she sported up two big hickeys on her neck. But Lisa is refusing to let her know who it is. So naturally, she tries figuring it out on her own. or The five times Rosé tries busting who Lisa's mystery person is, and the one time she thinks she succeeds. (Baby While We're Young Book 1)