After a major setback involving a failed exam and a breakup, Jeong-Seok finds himself at a secluded boarding cram school surrounded by fellow anxious students. As tensions rise and distractions loom, including romantic entanglements, he must navigate this intense academic environment with the help of the attractive and alluring Ms. Kang. With a year ahead of him, will Jeong-Seok buckle down and conquer his studies amidst the tempting diversions?