Since we agreed to be good friends, let's never let go for the rest of our lives, okay?
I am willing to give everything for you, even the person I love the most. .
Regarding the experiences of two good sisters as they grew up, they once supported each other and secretly betrayed each other. In the end, they discovered that the most unforgettable thing they could not let go of was the beauty and excitement of meeting each other for the first time.