My Pheromones Test Negative, Yet I Have a Clingy Sunshine Boy

[Both pure + 1v1 + ABO + love at first sight + scheming top + cold and aloof bottom + some angst + hardship before happiness + slow burn + supernatural powers + popular character in dungeon arcs]

(Initially weak, scentless Omega “Ling Ye” x powerful, extreme, and unhinged Alpha “Chi Yang”)

“Useless scentless freak, get lost!” A desk was kicked over, scattering books across the floor. Ling Ye silently crouched down, long since used to this icy malice. At an elite academy, being an Omega classified as “pheromone-insensitive” was a sin in itself.

After finally making it through all that, Ling Ye discovers that everyone has gone crazy after entering the dungeon. Help! How am I supposed to escape?