Shakugan No Shana

Shakugan no Shana is a Japanese light novel series written by Takumi and illustrated by Noizi Ito. It follows the story of Yuji Sakai, a high school student who encounters Shana, a flame-haired yokai who protects humans from 'Crimson Denizens', malevolent entities that devour human souls. Together, they fight against these threats while unraveling the mysteries surrounding Shana's past and the nature of the world they inhabit. The series is known for its action-packed battles, compelling characters, and exploration of themes like fate, sacrifice, and the power of human connection.