They were childhood sweethearts
But the heroine's best friend appears
Ruined their supposedly perfect relationship
The male protagonist falls in love with the female protagonist's best friend
The heroine chooses to exit
But...
After the heroine's best friend expresses her attitude
The male protagonist feels that he has let down the female protagonist
Keep in touch with the hostess
But the heroine doesn't want to disturb their lives
Until the fourth person appears - the hero's brother
The relationship between these people was eased
What other stories will there be between them?
Intention: Chase bravely and don't give up