Door to the Past
The episode starts off with Yuji being trained by Shana and Wilhelmina. Yuji managed to somehow defeat a Rinne that Wilhelmina summoned. In the background, Sato, one of Margery Daw's guides was silently observing, after which Sato returns and tried to plead with Margery Daw to be requested to be trained. However Margery Daw declines and subsequently tells Sato and Tanaka about her past. In her past, there appears a boy as a flame haze and the story subsequently plot around the boy and Margery Daw. The Boy is revealed to be named Yuri Chvojka.
Aired 23/11/2007EP 8 - Door to the Past
Shakugan no Shana: Season II
The heated bond between Shana and Yuji is tested as their paranormal adventures continues. The Flame Haze fends off supernatural foes by night. By day, she contends with a classmate who's also after Yuji's heart. Emotions flare as a suspicious transfer student who resembles a recently defeated Denizen clings to Yuji. His training rises in intensity when they catch wind of a revered warrior in search of her lost lover—who will stop at nothing to extract the power keeping Yuji alive!
(Source: FUNimation)