“It will open tomorrow.So don't come to the store.This is the final warning.”

Keiko (Ayako Yoshitani), who was promoted to restaurant manager, warned her sister Shiho (Rina Asakawa) not to disturb her before the store reopened.

But the next day, just as Keiko expected, Shiho came to the store in order to destroy his sister's happiness.“ It took a lot of effort to congratulate you, you should be happy.”Shiho handed Keiko the congratulatory bouquet, and Keiko couldn't help but smile.Shiho looked surprised.“It's a pity, isn't it opening today? ”In order not to be disturbed by Shiho, Keiko told him the lie about the opening day! Keiko said coldly to Shiho who ignored the warning.“I planned to end it if you didn't come, this was a final warning, but it was too late.Having an affair with her sister's lover and husband, shaping her sister's fiancé into a pervert and a murderer, and the harassment she's been subjected to Keiko until now... Let's make everything public and knock Shiho down from the pinnacle of happiness!!

"Shiho, you must be ” more unlucky than me - my sister's merciless counterattack! Is revenge the result of happiness or -.The sisters’ mount battle is finally over! The final round of impact!!