"A mysterious phone call from the future helped her counterattack in love?! A guideline that will help you get to know more about the psychology of love. Love is a war. Bloodless, but leaves you in scars. An ugly girl who was cheated by her ex received a mysterious phone call. Strangely, the other line said that she is 35 years old and that she is her, from the future! In order to change her, she wants to teach her the guideline of love. For her to see the beauty in her, take revenge on her ex, and recapture everything she lost before."