Mouth to Mouth (2017)

Austin, a lifeguard at an indoor pool, has a crush on Jessica, his co-worker. So to impress her, he pays young children to pretend they're drowning so he can "save them." Until one day, a little fireball named Ryder decides that he has plans of his own. He's going to fake drown so Jessica can save him, and he can get some mouth to mouth action with her and steal her away from Austin forever!