In a forest guarded by the World Tree, many plants live in harmony. Until one day, a world tree fell into the evil camp. It kept summoning zombies to attack the forest and wanted to invade other world trees. For this reason, the plants had to resist the zombie attacks under the call of the World Tree. Unlock, upgrade, and evolve heroes in the garden interface to fight. Unlock, upgrade, and evolve heroes in the world tree interface to choose the world tree and the level you want to challenge. In the preparation interface, select the hero you want to go into battle and check the props you want to use. In the battle interface, heroes can be arranged into formations or randomly arranged. The battle begins, and combat heroes are created in the game until the enemy is defeated.