"Why is the diameter of this sewer so much larger than normal?" An Qingyu asked in confusion.
The one-eyed man froze, seemingly not expecting the boy to ask such a question. He snarled viciously, "Kid, it looks like you still don't understand the situation you're in. In that case, I—"
"I do. You just want me to cooperate with you, right?" An Qingyu said calmly. "Answer my questions, and I'll cooperate however you want."
Hearing this, the one-eyed man licked his lips and continued.
"This prison was built on a small island. Several decades ago, this island was actually a secret offshore military base. Later, as more and more violent superpowered criminals appeared, it was converted into a prison specifically for people like us.
"And the water supply and drainage system here was converted from drainage channels originally used for naval and marine experiments. So no matter how many corpses get flushed down, it won't clog. They'll just follow the currents all the way into the sea..."
"Into the sea..." An Qingyu murmured, then asked again, "Then over all these years, hasn't anyone tried using the sewers to leave this island?"
"How would you use the sewers? Shrink your bones until you're as small as the opening and flush yourself down?" The one-eyed man sneered.
"If you mean digging through the walls or floor with a spoon or something, like in the movies, then I advise you to give up. The floors and walls here are made of special metal. Even if you had a military knife, you couldn't break through it in decades."
"This used to be a military base? How did you learn that?"
"Everyone at the Abstinence Hall knows. It's been passed down for many years."
"I see." An Qingyu nodded. "One last question."
"Go ahead."
"That