When BTS' maknae Jeon Jungkook has been given a letter by Bang Shi Hyuk PD-nim to go for a hiatus from the group after he failed yet another English exam, he was restless. The last thing he wanted to have is a group hiatus. Coincidentally, Park Byul, his classmate slash an English tuition teacher for children, found the letter. Not wanting people to know his problem, Jungkook had no choice but to ask Byul for help so he wouldn't be put on group hiatus. Jungkook's rude behaviour annoys the hell out of Byul and she would treat him the same way. However, as the tutoring sessions progress, she notices her attitudes towards him slowly began to falter as her feelings for Jungkook developed.