The Third Dimension collapses as the Fourth Dimension descends. When physics itself begins to shift and evolution becomes humanity's only path to survival, Leonel finds his ordinary life—his supportive family, his daily routines, and his persistent pursuit of Aina—shattered in a single night. The world reaches saturation. Apocalypse unfolds. Abilities ignite across the population. Sub-Dimensional Zones tear open. Invalids swarm the Earth like a plague, and humanity fractures into two categories: those who evolve and those who perish. What begins as a fortunate day—the National Championship, his 521st confession to his dream girl—becomes humanity's darkest hour. In a world where the fundamental laws of physics are rewritten and survival demands impossible transformation, Leonel must discover whether he possesses the strength to adapt or become another casualty of dimensional descent. This cultivation and system adventure reimagines the genre entirely. Dungeons aren't dungeons. Systems aren't systems. Enter a historical fantasy where the rules of reality itself have been reforged, and discover what true dimensional evolution demands.