Zombie Apocalypse: My Shelter Will Grow

[Zombie Mutation] + [Shelter Expansion] + [Plant Mutation System] At Heluo University, Lin Dong was chased and intercepted by zombies. He had no choice but to hide in the greenhouse experimental greenhouse that had been prepared for him. When the cold zombie mouth was about to bite Lin Dong's chest, he awakened the doomsday tree of life system. Root System(Technology Point) Trunk(Shelter Construction) Branches(unlock plant branches) Leaves(Research/Planting/Task) A sapling that determined Lin Dong's life was planted. Ding, the thorns burst out of the ground, and he built his first shelter in the greenhouse. Later, the tall buildings entangled with giant vines were choked with breathlessness, and the streets became a paradise for zombies and plants. In the once civilized society, only Heluo University became a beacon of hope. Under Lin Dong's careful care, the Tree of Life gradually grew, and the various mutant plants brought by the Tree of Life turned Heluo University into an indestructible fortress of civilization.