It was an omega verse and the omega had purple hair he liked the ml and the mcs friend helped him like get with the alpha during his rut but he was disguised as a girl and after his rut the alpha was trying to him the mc
https://www.mangago.me/read-manga/secrets_of_enthusiastic_omega_k/Is this it?
Yep yep yep tyty
It was an omega verse and the omega had purple hair he liked the ml and the mcs friend helped him like get with the alpha during his rut but he was disguised as a girl and after his rut the alpha was trying to him the mc