Spoiler!
the brother takes advantage of dojun ,and Jerks him off and fingers him.till he passes out. The brother starts scatcing himself and diging his nails into his own skin ,cause hes trying to control himself on not basically raping his brother ( hes adopted) Dojun wakes up realizes what happened and runs to the docs house. The doc smells another alphas pheromones on him( his brother ) and becomes pis*** and they start arguing. The doctor acts border line crazy and ask dojun you wanna be a omega so bad. Dojun punches him in the face. This is all happening in the bathroom cause he wanted to wash pheromones off dojun.