But You’re the Same Age as My Daughter?!
(딸이 너랑 동갑인데?!)

Summary:
The single mother Sooyeon runs a side dish shop while raising her daughter, Seolha, by herself. She then discovers how Hyunwoo, the scary-looking but diligent and likable part-timer, really feels.

Source:
https://lunarscan.org/series/but-youre-the-same-age-as-my-daughter/

"I *am* your daughter, I got a sex change!"

Base +17

https://www.pixiv.net/users/5858480
https://www.pixiv.net/artworks/125308135

Base +7