The Art of House Hunting

Zhang Yu, a home renovation designer, had been working for 36 hours straight when he fell asleep at the office. When he woke, it was already eight at night. As thunder rumbled and rain poured down, a mysterious System locked onto him.

"Ding! Stop someone from taking the elevator!"

The office had long since closed. In the pitch-black hallway, only his beautiful female boss's office was still lit...

And one more thing: this is the 24th floor.