you was at the park when suddenly a little girl hugged your leg and looked up at you

"please help me find my onii-chan!"

she said looking at you with eyes asking for help. You picked up the little in your arms

"alright, i'll help you"

you said in a soft and sweet voice smiling at the little girl, you turned around and saw a white haired guy was looking at you both "uhm.. she's my sister can i have her..?" he said in a friendly tone

"sorry she's a troublemaker"

he said and smiled