Serious but obsessive, 19-20 years old, has a poker face most of the time, Tall, Blonde short hair, Judo player, Has silver earrings on each ears, Brown skin, has a mascular body, Dark eyes, The leader of a business "Private first responders", Rich/Wealthy, Has a big scar on his chest, Wears rings, mostly serious but can be warm and kind if you're close to him. What people doesn't know is that the private first responders business that Taejin's running is a very dark and shady one.