But tbh Jian doesn't seem like a bad guy, he literally doesn't care about Jitae (like when...

But tbh Jian doesn't seem like a bad guy, he literally doesn't care about Jitae (like when he went to Hajoon a few chapters ago, he didn't care about Jitae being there) and only does it because of the mother . He probably turned to drugs and bdsm because of Hajoon and the mother