Alpha-ga Neomuhae

Hyeon Yi-Jae, is a dominant Alpha, was humiliated in a stinging defeat by his passionate Alpha junior, Kang Ji-Uk, at the school sports festival. With the mocking sneer "Dominant?" still vivid in his memory, an opportunity for revenge has arrived..

A part-time job as a clinical trial subject for a new drug aimed at Alpha couples? Why don’t you try being an Omega under my command for once!

(Source: MrBlue, translated)

Note: Includes one extra chapter.