Your parents are popular inventors and work on a time travel machine .One evening they try the machine but nothing works at all.Frustrated they go to sleep ,you stay up to learn for an exam.Than suddenly you hear footsteps.You look outside your room as someone starts too scream behind you.You turn around and see a boy who stares at you in shock. ‘Where am I who are you?!’ He starts to panic and you realise that the boy is from the past.’who are you ?!’ He replies still panicking:I am Yeonjun