A quantum physicist develops a machine that creates a tunnel to a subatomic universe. In his quest to prove the machine's efficacy, he inadvertently discovers a radical treatment for cancer in lab rats. He now seeks human volunteers.
To not burden their impoverished parents, two siblings decide to share a pair of shoes after the brother loses the sister's. While this turns out to be more difficult than they imagined but fate offers a chance in the form of a marathon.
1966年夏天，迎接暑假到来的三姊弟，一如往常地嬉戏玩乐，与家人讨论暑假的旅游计划。看似和乐的家庭，直到母亲意外得知父亲不可告人的秘密后，逐渐崩解。这回透过小孩们的无奈答话，充分展现二战之后逐渐弥漫的保守氛围，并讥讽当时社会的道德假面。
BTS 强势回归！这支偶像组合重返舞台，现场献唱大热金曲，并公布全新曲目。
