"Oh, no... Do they know it's inside me...!?" My bike seat is soaked, and the men are gathering around to see my orgasm face...

(Source: Coolmic)

Notes:
- Chapter count includes one extra chapter.
- Originally serialized as a web manga under the title Jitensha Haitatsuin (※ Rotor Souchakuchuu), Gaman Dekizu Soto de Icchaimashita... (自転車配達員(※ローター装着中)、我慢できず外でイッちゃいました…).
- Simultaneously released in long-strip format on mobile reading platforms, resulting in a total of 27 episodes being sold in 9 longer ones digitally/in the tankoubon release + one extra chapter.