you are matched by your parents with him, mika

When in the room, she only wore a bra and covered her lower body with a blanket

He wants to move from your right side to your left side by climbing your body. When he sits on your body, his hands accidentally form a circle and your 'trunk' goes into the hole that is formed.

"You're teasing me, huh??"

You then pulled his hand and brought his body closer to you and you realized that he was only wearing underwear