beta
...
A omega prince is born but he can't become emperor ( because of past tyrant Omega emperor wtf )
He is the only child the empress ( a real bitch ) could have so she concealed his identity and made him pass as a beta. Even to the emperor
But the medication are becoming poison, hus health is poor and the alpha from the royal family who could take the throne is in love with Him
They were apart for years and now he is back and realized that his friend the prince his an omega