Jia Gui, Are You a Tiankeng? All the Devils Were Trapped and the Country Was Destroyed

Travel through time and become Jia Gui in an underground transportation station. Get the saboteur system. As long as you destroy the devil's various plans, you can reap rewards. Jia Gui: "Kuroto Taijun, our detective team captured Route 8!" Heiteng: "Asshole, this is Lin Ergou from Baoding Utech!" "Kuroto Tai-kun, our detective team has captured Route 8 again!" "Baga, this is the director of the Mei Agency, Yingzuo Zhenzhao!" "Kuroto Tai-kun, our detective team has captured Route 8 again!" "Bagaya Road, this is General Yamamoto Isoroku!" "Kuroto Tai-kun, our detective team captured Route 8!" "What a fight, this is His Majesty the Emperor of Japan!" "Kuroto Tai-kun, our detective team captured Route 8!" "..." Jia Gui, are you a tiankeng? The Japanese have been tricked into destroying the country by you! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.