"OurTube" is a manga series that explores the lives of content creators navigating the competitive and often unpredictable world of online video platforms. The story centers on Haruto, a high school student who aspires to become a successful YouTuber. Initially, Haruto struggles to gain traction with his channel, producing low-quality videos that fail to attract an audience. His lack of confidence and technical skills hinder his progress, but a chance encounter with a popular content creator, Rina, sparks a turning point. Rina, known for her charismatic personality and polished content, becomes Haruto's mentor, guiding him through the intricacies of video production, audience engagement, and branding.

As Haruto begins to improve, he forms a small team with his classmates, each contributing their unique skills. Yuki, a tech-savvy friend, handles editing and equipment, while Aoi, a talented artist, designs thumbnails and channel art. Together, they experiment with different content genres, from gaming to vlogging, learning the importance of consistency and authenticity. The group faces challenges such as algorithm changes, negative comments, and the pressure to maintain relevance, all while balancing their personal lives and school responsibilities.

The narrative delves into the dynamics of online fame, exploring themes of collaboration, rivalry, and the impact of social media on mental health. Haruto's journey is marked by both successes and setbacks, including a viral video that temporarily boosts his channel and a subsequent burnout that forces him to reevaluate his priorities. Rina's own struggles with maintaining her public persona and dealing with online harassment provide a parallel storyline, highlighting the darker side of internet fame.

Throughout the series, the characters evolve, learning to navigate the complexities of their digital lives while staying true to themselves. The manga provides a detailed look at the behind-the-scenes efforts required to build an online presence, emphasizing the importance of creativity, resilience, and teamwork. By the end, Haruto and his friends achieve a balance between their ambitions and personal growth, offering a realistic portrayal of the challenges and rewards of content creation in the digital age.