On her long-awaited vacation, Lampa Romanova decided to see the sights of the Scandinavian castle of Olaf. It was built in the 13th century and has survived in almost its original form. The tourists were greeted by the castle owner, who informed them that they have been honored with the chance to take part in Olaf’s anniversary—his 100th ball. That’s where a whirlwind of mysterious events began. First of all, it turned out that none of the members of the tour group were who they claimed to be. And secondly, the thrill-seeker Lampа received thrills and unbelievable adventures in full measure… on her own head. Not only the members of her group, but also the residents of the castle had a second bottom and didn’t wear their own faces. Lampа did well at exposing impostors, among whom there were also avengers, drug dealers, detectives, and devoted servants…