sentences:  He was also a good friend of Mio, a mute Makai Priestess who was also Sigma's friend.She went on a trip to look for Sigma who ran away from home, and later when Sigma came home, went together with Sigma to look for ways in completing Idea, the ultimate Magōryū conceived by Sigma.She was devastated when she found out later that one of the criteria of completing Idea was providing large numbers of human sacrifices used as fuel to activate Gyanon's powers, but eventually she decided to stop Sigma herself prior to sending Leo a letter detailing what would be a suicide mission while revealing his brother's madness.