On a rainy day, the ham-hams slip into a fantasy adventure similar to a story that Laura's been reading to Hamtaro. Boss and his guards are working under Sparkle, who is at rage at the beauty of Princess Bijou and wants to take her place as princess. They realize that Sparkle is just jealous and soon team up with Sheriff Hamtaro to defeat her evil plans to depose of Princess Bijou. It's not aeasy, as Sparkle has weaponry such as lasers at the ready, but there are rewards at hand for those following the right path. (thetvdb.com)