[Crossover] Society's Big Brother Ren

After diligently working for years at the Space-Time Administration, Kochou Shinobu (male) finally gets a day off. But is there something wrong with his vacation destination? What do you think of Kochou Shinobu (male)? Kamado Tanjiro: Shinobu is amazing! Kamado Tanjiro (demon): Shinobu is freaking awesome, no explanation needed. Agatsuma Zenitsu: His heartbeat is perfectly calm, but he still feels terrifying QAQ Tomioka Giyu: ...He knows Sabito. Kanroji Mitsuri (male): We're besties (?)! Iguro Obanai (female): Please don't use Kaburamaru for poison-resistance experiments. Thank you. Douma: Shinobu's the best! Shinobu is mighty! Shinobu is number one in the world! Kochou Shinobu (male) looks at this bunch of idiots, his veins throbbing with rage. A handsome, cold-faced man: I'll teach them a lesson for you. P.S. Shinobu is only 160 centimeters tall. P.P.S. The pairing is set: Giyu x Shinobu (male). P.P.P.S. The Kochou family is so heartbreaking, sob sob sob. Core message: Stay positive and strive forward