RIN ~Daughters of Mnemosyne~ (Mnemosyne -ムネモシュネの娘たち-, Mnemosyne: Munemoshune no Musumetachi?, lit. Mnemosyne: Daughters of Mnemosyne) is a six-episode Japanese anime television series produced by Xebec and Genco, featuring grotesque and erotic visuals. The anime was produced to commemorate the tenth anniversary of the AT-X network, which it originally aired on. Funimation Entertainment licensed the series in North America. The plot, rich in the mix of murder and action, is set in modern and near-future Tokyo, and revolves around Rin Asougi, an immortal female private investigator. A light novel and a manga adaptation have also been published. A mysterious tree known as Yggdrasil would often appear in the world of the humans, releasing many small orbs into the human world. A small proportion of the orbs are special ones known as "Time Fruits". If a Time Fruit enters a female, she becomes Immortal. If a Time Fruit enters a male, he becomes a crazed winged being known ...