is bleach episode 215 filler?

A young Plus girl is being chased by Hollows in Kagamino City, 22 km from Karakura Town, when suddenly the Hollows are killed simply by the Reiatsu of the Gotei 13 captains, Aizen, and his top Espada. Eikichirō Saidō, a Shinigami assigned to the area, tells the girl to run before she is attacked again, then questions how the battle will end. 70 meters above Karakura Town the captains and lieutenants talk among themselves, when suddenly Captain-Commander Genryūsai Shigekuni Yamamoto tells everyone to get back, and he uses Jōkaku Enjō to trap Sousuke Aizen, Kaname Tōsen, and Gin Ichimaru.