Historias de Kaita

Rain Stanel is a meister tomgirl that lives in Death City. Not always, she used to live in Undertale with her father, Sans. Then, she meets Tigara, an weapon/meister, and goes on adventures. After they met, then they all went to the DWMA. Will she see her father again? What adventures will they go on? This this world even real or a illusional world?