I Promise to Keep It Secret -Adulterous Sex With a Drab Junior-

Hajime’s been dating his high school sweetheart for ten years and she’s the only woman he has experience with. That is, until the drab but busty new hire makes a move on him…

(Source: Irodori Comics)

Notes:
· Published for the 101th edition of the Comiket.
· live-action AV adaptation (FTHTD-158) was released on December 25th, 2025