讲述了因"无根本"单科大学合并，计算机工学系和模特专业成为同一专业之后展开的大胆的青春罗曼史。
女主人公银河偶然在家中天花板发现神秘“白洞”，与拥有强大吸引力的“黑洞”不同，“白洞”则是释出物体，剧中她陆续收到铅笔、吉他弹片（pick）、穿过的白袜以及揉成一团的信件。
When high school teacher Na Aejoon shows up for work on an ordinary day, he never expects to bump into his favorite celebrity in the hallway. But when his school becomes a filming location for a show starring Choi Siyeol, his bias from the idol group A-One, that's exactly what happens! If that's not enough to give a fanboy a heart attack, Siyeol takes an interest in Aejoon and asks him to join the show as his "co-teacher." Desperate to keep his fan life a secret, Aejoon is forced to put his acting skills to the test, and not just on camera. But as he spends more and more time with Siyeol, the deception becomes harder to keep up. Not to mention, he might not be the only one keeping secrets…
该剧改编自金正华创作的同名网络小说，讲述打破所有固定观念的寄宿家庭“梨花园客栈”的主人尹端午（辛叡恩 饰）和怀有秘密的寄宿生花书生三人帮。四位青春演绎的清新无邪的神秘浪漫喜剧史剧。
该剧改编自漫画，将聚焦媳妇过渡期，主要讲述与平凡的上班族兼大学同窗结婚的女人作为媳妇与婆家人相遇后经历的苦恼故事。
