She was abandoned at an orphanage when she was a baby and she doesn't know who her parents are. She was trained by a militant cult and ended up working as a maid for the powerful Mr. Tremmors. During that time she continued her training and she met a part-time maid named Rudy. After cleaning up Mr. Tremmors' mess, she left to follow her dreams. She tried to make money but she was conned. Thankfully she met Dedu who helps her alongside Rudy. Soon after she was captured by Alice, who wanted info about Tremmors. They were both sent in the MoGi island to help. After that, Ucogi was free to live her life.