Fresh air can help a lot. Not so much when there's monsters about.

Chat is moving across the rooftops, looking for danger. For a source, but at least, he needed to protect people. He can figure out the why after he was sure no one would die.

Then he smells a familiar scent.

Nino.

What was he doing out? Did he remember?

He was moving to find him.

Only to see a monster approaching.

"Nino!" He shouted, throwing his baton as he leaped after it, to tackle into the monster.