Life can be hard that that does not mean that it can be hard to the end. Life can also give someone a sweet memory to remember for.
Yamano Yusuri is a young man who struggles to live in the Human World and believes that he did not belong to the world itself. As he is about to end his miserable life, a group of soldiers kidnapped him and bring him to the alternate world full of monster-girls. One of them told Yamano that he deserves a second chances by building a new life in this world.
Soon, Yamano falls in love with a beautiful young woman named Miko with complex body part which is a pair of cat ears and a cat tail.
Follow the journey of sweet and romantic memory of Yamano, who believes that there is a part of his life has been erased. In this story too, we will know a lost fragment of Yamano's life that might have been erased and reveal a true reason why he ends up in the human world in the first place.