My Teacher Is a Troll

Jayden Kang, a teacher, is known as a 'Troll' by his students. When students hide phones, he says, 'Hey, Siri, hey, Xiao Ai...' When a student forgets homework, he offers to call parents to deliver it. He tricks students into buying military greatcoats, while he wears a stylish warlord-style coat. The class realizes: he's clearly a Troll!