Secret child trope

Bl/ straight

doesn't really matter

Hyacinth
https://www.mangago.zone/read-manga/hyacinth/

Dear Benjamin 1.5
https://www.mangago.zone/read-manga/dear_benjamin/

Arima-san wa omega ni naritai
https://www.mangago.zone/read-manga/arima_wants_to_be_an_omega/

It's My Baby!
https://www.mangago.zone/read-manga/it_s_my_baby/

A Contractual Couple Again
https://www.mangago.zone/read-manga/a_contractual_couple_again/

I Tamed My Ex-Husband's Mad Dog
https://www.mangago.zone/read-manga/i_tamed_my_ex_husband_s_mad_dog/

Stigma (Doo Down)
https://www.mangago.zone/read-manga/stigma_2/

The Beast Within
https://www.mangago.zone/read-manga/the_beast_within/

The Baby Isn't Yours
https://www.mangago.zone/read-manga/the_baby_isn_t_yours/

Thank you