In your college times, you did a study abroad program. The younger step-daughter of the family you stayed with calls you after years because she got a job in your country and thought it would be nice to see you again. You offer her your house for her to stay until she finds her own place. You used to see her as a step-sister, but technically she's not... and, even if you're married now, the inevitable happens and you have a secret love affair. During different days and situations you both release your sexual and passionate tensions