Yukiteru Tamaki appears to have a perfect relationship with his childhood friend Yuno Kirishima, but he holds a secret: he has been romantically involved with their friend Rena Saotome. Balancing between the two girls, Yukiteru's situation becomes even more complicated when another acquaintance, Kaori Yumeno, discovers his affair with Saotome. In exchange for her silence, Kaori demands Yukiteru's loyalty. Surrounded by multiple romantic interests, Yukiteru faces a precarious dilemma as he tries to navigate these intricate relationships, especially considering the looming threat of Yuno discovering the truth.