Responses
https://www.mangago.zone/read-manga/omega_bus_stop/ read the first story the rest are kinda shit
"Into The Rose Garden"
But beware of the angst rape abuse..etc
It's a very complex story. Basically the MC commited a crime and he's living the rest of his life trying to atone for his sin.
Alpha -> Omega
Garden of eve
Omegaverse in which a character chaged his second gender like B to O, O to A, etc.