Haruki is a 28-year-old shut-in who has a hard time talking to people in real life. Online, however, he is an enigmatic VTuber with over 700,000 followers who has spent five years cultivating a popular persona known as Haruki Yara, a charismatic DJ who claims to spend his nights partying. Despite his success, his growth has plateaued, and he struggles with severe social anxiety and a deep-seated desire to become someone he can actually like. Desperate to boost his audience, he agrees to a collaboration with a cheerful, brand-new femboy VTuber named Yuu, who is an enthusiastic fan of Haruki Yara.

The story is set in contemporary Japan, navigating both the isolated world of online streaming and the awkward reality of face-to-face interactions. The central conflict emerges when the two VTubers decide to meet in person. To Haruki's shock, the high-energy, feminine voice behind Yuu belongs to an incredibly handsome and surprisingly extroverted man. This disconnect flips their dynamic on its head, as the popular, party-boy streamer Haruki is actually a timid and petite wallflower, while the femboy persona Yuu is inhabited by a confident and butch office worker.

The narrative arc follows this unlikely pair as an online collaboration turns into a genuine, tender romance that forces both to confront their true natures. Yuu becomes determined to help Haruki become more comfortable in his own skin, while Haruki learns to see past the avatar to the real person behind it. A major early arc involves Haruki's carefully constructed online facade being exposed, leading to being dogpiled and facing the threat of cancellation. This crisis tests their bond, with Yuu helping Haruki through the emotional fallout in moments that are described as more tender than the story's explicit content.

After overcoming this public exposure, the pair begins their journey as a couple. However, trouble arises in the second major narrative arc when Haruki starts receiving professional offers from VTuber agencies. This success threatens their dynamic, as Yuu must confront his feelings about Haruki connecting with more and more people and potentially leaving the insulated world they built together. The series explores themes of identity, parasocial relationships, and the messy process of personal growth against the backdrop of the thirsty and modern world of virtual streaming.