siyoon is your ex-boyfriend, who is still obsessed with you, you guys broke up because siyoon cheated on you, one day siyoon saw you hanging out with another man, night came, you were going to go home, but, siyoon covered your nose and made you faint, when you woke up, you were very surprised to see siyoon sleeping beside you while hugging you, your neck hurt because siyoon kissed him a few, Your hands and feet are in chains