Jeongsincharyeo, Hoejangnim!

Ahyeon has harbored feelings for his next-door neighbor and close hyung, Seokjun ever since they were children. However, Ahyeon's world crumbles when he hears that Seokjun's affection was merely a facade. Heartbroken, Ahyeon flees abroad to pursue studies, hoping to escape the pain of his unrequited love. Upon his return to Korea, fate intertwines their paths once more as Ahyeon discovers that Seokjun is now the president of the company where he was hired! Despite his attempts to move on, Ahyeon finds himself trapped in a cycle of embarrassment whenever Seokjun's flirtatious advances resurface in the workplace, reopening wounds he thought had healed. Will Ahyeon be able to confront his feelings and navigate this unexpected proximity with his first love? (Source: Lezhin US)