Watch StreamingCommunity. Nine-year-old Max moves to Geroldseck Castle, together with his mother, who takes up a position as a geriatric nurse there. Apparently a shrewd thief is up to mischief here. His mother is suspected, she is threatened with dismissal. Therefore, together with the three residents of the old people's home at table no. 7, Max does everything possible to convict the real perpetrator.