Leo, a poor college student, takes a deal from his classmate Ella to pretend to be the father of her unborn baby, so he can afford medical treatment for his sick mother. He goes home with Ella to face her brother Raphael, a feared mafia boss. Leo once drunkenly made bold advances toward Raphael on a cruise, leading Raphael to mistakenly believe Leo has deceived his sister. When Ella leaves for France, the two are forced to live together. Raphael arranges top‑notch medical care for Leo’s mother, and tender feelings slowly grow between them. After uncovering the fake engagement agreement, consumed by possessiveness, Raphael sleeps with Leo. They live in an awkward dynamic while hostile mafia factions target Leo as his weakness. Through a dangerous kidnapping crisis, Leo witnesses Raphael’s genuine devotion. After Ella marries her baby’s real father, Raphael brings Leo back to their fateful cruise to confess his love.
