Synopsis: Mate ga dekinai Hinata-kun ~iroiro okkina toshishita kare ni tappuri aisa remashita~

Kotaro Just Can't Hold Back: Filled Up by a Younger Man's Love / 待てができない日向くん～いろいろおっきな年下カレにたっぷり愛されました～ English Translation: Mangaplaza Office worker Sumire Shinonome's unquenchable lust has caused her to give on dating completely. Now she spends her days getting herself off to the delivery guy who's just her type. She simply can't help but dream of their naughty escapades, but a turn of fate brings them intimately together! She can feel herself melting from his hot kiss and her tongue on his monster down below. As his love fills her up deep inside, she can't help but hold him tight. Sumire hopes that this physical relationship of theirs will continue forever, but what's this?! He's turned up at her office as her new trainee?! Whatever will have to the two of them now...?