A mother writes letters to her husband who's passed away. One day, she receives a letter back... Original Twitter Comic
The manga is based on famous Japanese classic mystery writer Rampo Edogawa's Kogoro Akechi character, and reimagines the character's wife Fumiyo. The erotic suspense manga's story begins with the disappearance of Kogoro Akechi, and the beginning of a series of serial murders of women. On the case is Akechi's wife Fumiyo, who hides a past of having been raised by a serial killer called the "Magician." (Source: Anime News Network)
Edogawa Aquarium—This is an aquarium that keeps an extremely rare mermaid. Nina, the star mermaid of the aquarium, is head over heels in love with her keeper (and adoptive father), Tobio Tobimatsu! With the seals that live with them watching over them, what will become of the love between the mermaid and the human? A bizarre aquarium comedy by Osamu Edogawa begins!! (Source: Comic Ambre, translated)
*"We will never again emerge onto the surface. In this world, you and I are all humanity."* Early Showa era, Tokyo. A beautiful young man, Minoura, has a lover named Hatsuyo, who he is engaged to marry. One day, Hatsuyo is murdered by an unknown assailant. Minoura speculates that Moroto Michio, who had feelings for him in their school days, may have killed her out of jealousy. Moroto is a perfect man, smart and good looking, but he is only interested in Minoura. For the sake of his beloved, Moroto devotes himself to cooperate with his detective work, but...?