Cool Shock Old B.T.Maroushinshi B.T.; 魔老紳士ビーティー; COOL SHOCK OLD B.T.; Demon Old Gentleman B.T.; B.T. The Wicked Gentleman; 魔好青年ビーティー; Makouseinen B.T.; COOL SHOCK GUY B.T.; Demon Fine Young Man B.T.; 魔高校生ビーティー; Makoukousei B.T.; COOL SHOCK HIGH SCHOOL STUDENT B.T.; Demon High School Student B.T.
The one-shot takes place 60 years after the events of Cool Shock B.T. and stars an older B.T. and Koichi Mugikari. Koichi ends up losing his house after falling for a scam from the "Outlaw Guys". B.T. helps his childhood friend get back what he deserves.