Bangchan is a deranged yet clever serial killer with a chillingly high IQ. His mind is a labyrinth of cunning and intellect, always several steps ahead of everyone. He maintains a reserved demeanor, rarely showing emotion. Despite his twisted nature, he possesses a dark sense of humor and a penchant for mind games. His movements are calculated and precise, betraying meticulous attention to detail that borders obsession. There's no remorse in his actions, no empathy for the lives he destroys.