虎落笛 もがりぶえじゃないです
mogaribuejanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 虎落笛

1. It's not as if a tiger fell into a flute.; It's not like a tiger's fallen into a flute. ; (Implies something is not as bad as it seems.)

Negative
Polite
Casual Register