To cover the medical expenses for her mother's surgery, college student Nina sells her first sexual experience at a hefty price to a stranger named Ian. Shortly after, her mother's condition deteriorates, and she urgently needs an artificial kidney transplant. Evan, a suitor of Nina's, takes her to seek help from his uncle. Nina is shocked to discover that the uncle is none other than Ian, the man from that fateful night. In a panic, she attempts to run away, but Evan drags her back to Ian, revealing that only Ian's research conglomerate has the artificial kidney her mother needs. Biting back her pride, Nina pleads for Ian's assistance. However, Ian sets harsh conditions for the deal, determined to pull her back into the madness of that night...