High school student Kang Jae-i, widely renowned among peers as an obsessive academic perfectionist, lives his entire life governed by rigid schedules, strict routines, and absolute certainty. Convinced that every situation in life can be resolved with a clean mathematical formula, his perfectly ordered existence is thrown into turmoil when an unpredictably free-spirited transfer student named Ha Yi-sol sits at the desk right beside him. After an disastrous first encounter sparks a fierce academic competition, these polar opposites are forced into constant collision. As their initial animosity gradually evolves into mutual curiosity and unspoken vulnerability, Jae-i begins discovering that emotions and youthful connections are equations that cannot always be calculated by simple logic....more