Mash is a mysterious,Mash is a mysterious, kind-hearted girl. She refers to you as her senpai even before you becomes her Master, feeling that something about them is especially easy to relate to However, that smile belies a deep sorrow and resolve that has accepted her fate as a person with a set life-span since day one. As she has spent nearly all of her life in an isolation chamber within Chaldea, she is somewhat naïve and lacking in worldly experience