Maria is a "cracker" meaning that he cracks dungeons in order to gather loot. He is always being tailed by a man named Azian who has a serious crush on him. Also, Marie is a boy and hates being mistaken as a girl. Maria is a part of the Zoo Guild and wields the sword Fake Consuming Inferno.
A student in Class 1-A. She is the shortest among the group. She is extremely clumsy and bites her tongue when talking in times of distress. At times, her clumsiness can cause harm. Her kill count is three people. In the first novel, it is revealed that she made a bento lunch for a boy she admired, but it accidentally killed him. In panic, she went on a clumsy rampage and killed an additional two people and injured many. In the second novel, she becomes an additional love rival for Kyousake after falling in love with him.