Counterattack of Storm is the 117th episode of the Katekyo Hitman Reborn! anime.
It is revealed the Sun Flames from Ryohei's Box Animal was used by Uri to transform. Uri manages to hold back Gamma's foxes while Gokudera deals with Gamma. Meanwhile, Gamma remembers when his family was separate from the Millefiore. In his memory, the boss just died, and her daughter Uni is the heir.