Now the thread that Shukar had wrapped together felt stronger. He walked back to the corner of the room and tried to climb up the same way as the first time. When he reached the top, he let go of the handle and quickly hooked a metal hook onto the air vent grille. When his body fell, he grabbed the string tightly and he jerked it down so that the vent cap was carried away and fell along with him to the floor. Surely Shukar landed on both feet.

"I’m doing it!" Shukar jumped up while clenching his fists.

After that, he repacked his things started up again, and entered this ventilation passage. It felt like the wind was blowing. When he reached the top, the ventilation tunnel stretched in two and formed a T. Here, Shukar was confused about which ventilation tunnel to choose. He finally calmed down and used his ears carefully. He faintly heard an inexplicable sound coming from the ventilation passage to the right. Shukar also chose the ventilation aisle by crawling.

"There are so many