https://www.dlsite.com/girls-pro/work/=/product_id/BJ305394.html
As always, please support the artist and buy his works.

Fill me up, Goddess of Victory - Heavyweight sex with a doting boyfriend

If I touch you, I'm going to fuck you to death..."
Akari's muscular body demands to be fucked like an animal, and when she is played with in embarrassing outfits...I'm going to come...!
--Akari's boyfriend is Rito Miura, a handsome boxer who is the talk of the town.
He is a fighter in the ring, but when it's just the two of them, he is a gentle lover.
She is still too scared to have sex with him, but she is happy with him.
However, he receives a warning from his junior colleague: "Rito lost because of you"...? Akari doesn't want to get in the way... Akari passes by Rito.
- "Sorry, I can't hold back anymore."
--Akari is worried about Rito, but when she goes to see him, she is confronted by a man in heat...?

English Webtoon version: https://comiko.net/series/93834/ore-o-mitashite-shouri-no-megami-sama-dekiai-kareshi-no-hebiu-kyuu-etchi