Hyakkaou Private Academy. An institution for the privileged with a very peculiar curriculum. You see, when you're the sons and daughters of the wealthiest of the wealthy, it's not athletic prowess or book smarts that keep you ahead. It's reading your opponent, the art of the deal. What better way to hone those skills than with a rigorous curriculum of gambling? At Hyakkaou Private Academy, the winners live like kings, and the losers are put through the wringer. But when Yumeko Jabami enrols, she's gonna teach these kids what a high roller really looks like!

Tiger tries to rebuild his image with Bunny at his side as the pair saves Stern Bild from animated statues, a pyromaniac and the psychotic Mad Bear.

时值19世纪末，大不列颠盛世的伦敦——
莫里亚蒂伯爵家长子‧艾伯特非常厌恶深植于这国家的阶级制度。而在结识了家中从孤儿院收养来的一对兄弟后，他决定推动净化世界的壮阔计划。名侦探夏洛克‧福尔摩斯的宿敌·莫里亚蒂教授背后不为人知的故事正式揭幕！