Yeo Taejoo is a loan shark as well as a dominant alpha, a charming and handsome one. He has an ash blonde hair and pale blue eyes. He is caring and respectful to his loved one and knows how to get what he wants. He cannot properly express his love because he's mentally unstable too, being possessive and a literal psychopath. He does not know when to give up his lover, but acts childish on some occasions.