Yeonwoo’s life seems to be sailing smoothly, with a rewarding job as an elementary school teacher and a loving boyfriend by his side. But there’s one nagging issue that disrupts his peace: an incessantly noisy neighbor. Fed up with the awkward and relentless cacophony from the other side of the wall, Yeonwoo’s attempts to block out the disturbances prove futile. To make matters worse, he begins to suspect that his boyfriend might be involved with someone else, plunging him into a pit of despair and heartbreak.
However, a glimmer of hope emerges from an unexpected quarter – his eccentric and somewhat unconventional neighbor. As Yeonwoo grows closer to this enigmatic individual, he starts to question his initial judgment. Yet, beneath the quirks and peculiarities, a shroud of mystery surrounds the man next door. Could there be something more sinister lurking beneath the surface, something that Yeonwoo has yet to uncover? In this tale of unexpected alliances and hidden secrets, Yeonwoo’s life takes an unpredictable turn, where trust and doubt dance in precarious harmony.