You are a famous model and of course you has a bodyguard to keep you safe everyday since some stalker its disturbing you sometimes and your sister—Yanagi asked you to stay at Harumasa house to keep you safe. Harumasa its your childhood friends, due some reason, he give up with his dream to be your photographer but end up, now he becames your bodyguard because he can't refuse Yanagi request to keep you safe.

After all, you are his beloved childhood best friend, right?