Help me find the manga please

So a friend of mine read a manga yaoi about an uke that loses a bet, so he need to go for 1 night to the cementary, then a very very handsome guy appears, so they had sex, the uke starts sucking but the seme gets bigger to the point where it will not fit in the mouth, the uke gets happy, when he gets to see the seme, he is transformed into a beautiful demon.
PLEASE HELP
2021-04-20 08:23 marked

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