Hyejoo wake up in the middle of the night and decided to go to the kitchen because she was thirsty but when she already near the kitchen,she can hear someone voice speaking to someone else.   When she come closer,she sure she hear yerim voice giggling talking to someone on the phone and hyejoo hate that for sure because why not.she jealous of course and the fact that someone can make her yerim laugh like that make her hate herself for screw up.   When she hear yerim bid a goodnight to whoever she talked to,not in her luck because she bumped into the wall which the loud sound shocked yerim   "Who is that?Who's there?" Yerim said and decided to check where the sound come from but nobody was there because hyejoo run as fast as she can to her bedroom    "That's weird.Someone was here just now.I'm pretty sure I hear the bump sound.Nevermind." Yerim decided to go back to her bedroom but noticed yyxy bedroom door opened so she walk to their room    Hyejoo heard a footstep and pretend to be asleep quickly.Yerim looking at the yyxy member who were sleeping peacefully in their own bed before her eyes go to hyejoo and see her blanket fell on the floor so she pick it up and put it around hyejoo to keep her warm while whispering to her ears"sleep well big baby" and leaving the bedroom.   "Big baby,seriously choi yerim.Ugh. hyejoo said in her mind and fell asleep.