Introduction - characters

Mo guan shan (omega/redhead) and He tian (alpha/bigdaddyvibe) are childhood friends , even though as much as lil mo despises him he'll still stay with him or is it just He tian being a clingy bear? Anyways at the start on the first day of his 3rd year in high school lil mo gets his first ever heat what does he do? Will someone find out his secret? Will his high school days ever remain the same?