She was his childhood playmate and his crush in his youth.
He was her childhood follower and her teenage crush.
They are each other's only youth and frivolity, and they will have a long remaining life together.
He liked her, but didn't say a word, letting that passionate love remain a secret in his heart.
She had a crush on him, but she never said anything, keeping that unknown feeling in her heart carefully.
They all thought that each other only regarded each other as friends, or even relatives, until later, someone else appeared around them...
Thank you to the author!