Tantei Shoujo Arisa no Nakimushi Jikenbo - Mizonokuchi yori Ai wo Komete
探偵少女アリサの事件簿 溝ノ口より愛をこめて
A man opens a small grocery store after being wrongfully dismissed from his previous job. He is summoned to a mansion, where he discovers the body of a renowned painter named Shinomiya and is mistakenly dressed in a suspect's outfit. In this tense situation, a young woman named Arisa Ayaragi, who styles herself as a detective and wears Lolita fashion, steps in. Together, she and the man work to solve the complex murder case.