wait what did jun do to jaeyoung again?

dared jaeyoung to take that a whole pill of the same strong ass drug that paralyzed the police, except jaeyoung’s body didn't take it well At All, he got a brain trauma that causes depression (iirc)

He wanted jun to stop doing drugs so jun told him to basically take it for him then. The drug is said to fuck up your synapses and strong lighting causes epileptic episodes which was known side effects. The mc got fucked over by him hard