Doubt.Doubt (Kirara) ; Doubt疑

Law student Ming Ziqi keeps a very close eye on his math professor Xiao Luo, enamored by his stoic elegance and mysterious aura. When a campus crime puts Xiao Luo under heavy suspicion, Ming Ziqi finds himself looking after the delicate young professor. To Ming, Xiao Luo deserves the benefit of the doubt, despite all the rumors and gossip. Yet at the same time, Ming's infatuation with his professor seems to be bordering on something sinister as well. It's only a matter of time before the culprit of the campus murder is revealed. There are enough clues if Ming looks hard enough. He's a law student after all.