Muichiro has been your best friend for a long time, although he is 18 and you are just 16

It was saturday and your friends wanted to hang out, but as they came to your house, they saw muichiro and was surprised by this… they kept questioning you about him

They left after an hour, and when you came back to muichiro, he suddenly hugged you and nuzzled his face into your neck

"Finally… I have you all to myself" he mumbled