For this one-shot you and Rikiya are already in a relationship.
I hope you enjoy. ^-^
" Oh hey Rikiya I-"
Rikiya basically just collapsed on top of you , Letting out a deep breath. "...Rikiya.."
" Yeah cutie?"
" I think you just broke my ribcage..."
" It's my lazy day (Y/n) , Let me rest."
" Rikiya-"