"Shangri-La Frontier ~Kusoge Hunter, Kamige ni Idoman to su~" centers on Rakuro Hizutome, a high school student with an unusual passion for playing poorly made, or "kusoge," video games. Rakuro thrives on overcoming the frustrating and broken mechanics of these games, earning him a reputation as a skilled and determined player. His life takes a turn when he decides to try "Shangri-La Frontier," a highly popular and well-crafted virtual reality MMORPG known for its polished gameplay and immersive world. Unlike the games he usually plays, Shangri-La Frontier is a masterpiece, or "kamige," offering a stark contrast to the flawed experiences he typically seeks out.

Rakuro adopts the in-game name Sunraku and begins his journey in Shangri-La Frontier, bringing his unique problem-solving skills and adaptability to the game. His expertise in navigating broken systems gives him an edge, allowing him to tackle challenges in unconventional ways. As Sunraku, he quickly gains attention for his unorthodox strategies and relentless determination, forming alliances and rivalries with other players. Among them is Rei Saiga, a skilled player who becomes both a rival and a companion, and Psyger-0, a mysterious and powerful figure within the game.

The narrative explores Sunraku's progression through the game, highlighting his encounters with formidable bosses, intricate quests, and the dynamic social ecosystem of Shangri-La Frontier. The story delves into the mechanics of the game, emphasizing the strategic depth and creativity required to succeed. Rakuro's journey is not just about mastering the game but also about understanding the value of well-crafted experiences, contrasting his previous focus on kusoge. Themes of perseverance, adaptability, and the evolving nature of gaming culture are woven into the narrative, offering a detailed look at both the virtual and real-world implications of Rakuro's choices.

The manga balances action-packed sequences with moments of character development, showcasing the relationships and rivalries that shape Sunraku's experience. The world of Shangri-La Frontier is richly detailed, with a focus on its lore, mechanics, and the diverse player base that inhabits it. Through Rakuro's journey, the series provides an engaging exploration of gaming as both a challenge and a form of self-expression, set against the backdrop of a meticulously crafted virtual world.