Bawudong entered the stairwell, while Wu Heng stood on the roof and looked down.
He cast Grease Spell at the first stairwell entrance.
Congealed grease drifted down from the air in a scattered shower. Some of it flew away, while the rest splashed over the Zombies gathered below.
He lit a bundle of scrap cloth and threw it directly toward where the Grease Spell had fallen.
The cloth bundle struck a Zombie's shoulder, scattering sparks. Then, with a whoosh, a blaze erupted.
The flames began spreading to the Zombies on either side, forming a three- to four-meter-wide sea of fire.
At the same time, rows of Skeleton Warriors stood along the rooftop's edge, while Crossbow One and Crossbow Two continuously fired Crossbow Bolts downward.
Under Wu Heng's command, the remaining skeletons began lifting the furniture and objects behind them and throwing them down.
Tables, chairs, stools, monitors, computer towers—anything that could serve as a projectile had been gathered in advance.
They hurled them straight into the Zombie Horde.
For a time, all sorts of furniture and household items rained down from the roof, smashing countless Zombies below to the ground.
Roar! Roar!
The Zombie Horde spotted the enemies above and raised their heads, roaring furiously.
Then they pressed together into a mass, gathering like ants building a ladder as they spread upward along the exterior wall.
They climbed all the way to the second floor, smashed through the windows, and charged straight into the rooms.
But the residents' doors were all shut tight. The Zombies that entered quickly ran back out and continued climbing upward with the Zombie Horde.
Standing on the roof, Wu Heng watched the scene before him in surprise.
So this was how Zombies could climb walls when there were enough of them.
"Quick, throw things at