

Rex Palmer was a world-class computer tech titan. Because he had once been helped by Sandy Brook, he turned down numerous offers from big companies and stayed at Brook Group, developing the Loki System for a meager salary. Lena Mona, who worked at Mona Investment Firm, knew Rex's capabilities well and strongly pushed for an investment in Brook Group.However, Rex had a fierce conflict with Brook Group's manager, Justin Dutt, over a leave-of-absence issue. Sandy chose to side with Justin and even fired Rex. With Lena's help, Rex started anew and eventually crushed Brook Group in the field of artificial intelligence. Sandy deeply regretted her decision, but it was too late.

When the apocalypse hits, the university campus turns into a zombie nightmare. Carson Langster, just an ordinary education major, gets betrayed by his ex-girlfriend Linda Larrow and his rich so-called friend George Tarren. Nearly dead, his roommates sacrifice themselves to save Carson—only to turn into a zombie.But Carson awakens the Dorm Manager System,giving him the power to control zombies and build bases. He turns the dorm building into his headquarters and brings his zombified roommates—Finn, John Nestle,Rowan, and the others—under his control. Carson builds a full apocalypse survival base with a cafeteria,livestock operation, and factories. His only goal:collect enough cores to upgrade the system and turn his buddies back into humans.