The freight train arrives in Berlin. Tempers explode in Charlotte's household. Aspiring inspector Jänicke makes use of a surprising skill.

At the May Day protest, police action spirals out of control. A body is found in a canal. An unsuspecting Svetlana returns to her apartment.

Rath's pharmacist gets shady instructions. Rath learns who's behind the train smuggling operation and why, and recalls the last time he saw his brother.