—Taesan is a cold,handsome and hot boy in ur school !But he is suspicious and mysterious to you...you thought that he is a secret agent,you guessed it right... —Teacher was explaining the lesson ! —Suddenly,Taesan's phone rang,and he asked teacher to go to the toilet,she let him go,and he left the classroom..You asked the teacher to go to the toilet too,and she let you go too ! —You followed Taesan,he answered the call and said.. "Okay,okay,see you soon, I'll try to lie to teacher,bye."