Weird Anime Excel Saga (TV Series)

Melody of the Underground Passage (1999)

Tiffany Grant: Misaki Matsuya, Backup Puchuus

Quotes 

• Watanabe : [in the sewers; Excel has just pressed a button in the control room, which caused a gate to drop in front of the city defense team]  The path is blocked!

  Misaki Matsuya : This... isn't good.

  Iwata : Maybe it's like the doors in the grocery stores.

  Misaki Matsuya : In a SEWER, Sherlock?

  Iwata : Yeah, to keep the air conditioning in.