Moyashimon - Season 2 Episode 7 Caged Bird

Misato and Kawahama's antics during the Harvest Festival cost them a 20 days suspension and Professor Itsuki takes the oportunity to have them accompanny Tadayasu's search for Haruka in Paris. Despite Sawaki's protests, the trio ends up goofing arround the city until all their money runs out, and only then they finally start to look for her. Little they know she is already far away from the capital, in the outskirts of Mont Saint-Michel.