Dan and Flemming are at a dead end in the case. However, when the deceased's missing mother resurfaces, it breathes new life into the investigation. The motive for the murder surprises everyone, and the killer is to be found in an unexpected place. Dan must close the case while wearing a tuxedo right before heading to his and Josefine's wedding. Whether Dan gets his happily-ever-after remains to be seen. (thetvdb.com)