Doomsday: My girlfriend, Dushima, Yaoying, and the school doctor are still greedy for me

In the novel 'Doomsday: My girlfriend, Dushima, Yaoying, and the school doctor are still greedy for me', the protagonist finds himself in a world from 'Gakuen Apocalypse' after waking up and activating a mysterious system. While reuniting with old friends, strange behavior from those around him raises questions. Juchuan Jingxiang offers to treat him at night, Takagi Saya seeks strength through unusual means, and Miyamoto Rei expresses a desire for power. Amidst these encounters, Lin Yuan's girlfriend status is emphasized, leaving him puzzled by the lack of consideration for his own wishes.