1x1011 - Case Closed

Kobayashi-sensei, Wakasa-sensei, and the Detective Boys head to Gunma to check out the area before their class heads there for an outdoor lesson in nature. Former grade school teacher Zenda Maika is waiting for them at the train station. They get into her van and arrive at the location where they'll be picking wild plants. They have a pleasant time at the nearby field, but...