Twin siblings, born identical in looks but opposite in gender, have despised each other their whole lives for being mirrors of one another. On their 18th birthday, their hatred awakens a strange karma-causing their souls to switch bodies. Forced to live as each other, they stumble into chaos: ruining relationships, confusing friends, and twisting their own personalities. But as the curse begins to unravel, an even stranger bond forms-the twins find themselves tangled in a love that won't exist.