Sypnosis:

Misae and Hiroshi go to Australia to take their belated honeymoon with Shin-chan, Himawari and Shiro. However, Hiroshi suddenly disappear at night! Following a mystery masked man, Shin-chan arrives a village and finds that Hiroshi gets kidnapped and dresses like a groom. It turns out that Hiroshi is the key to a secret treasure. In order to rescue Hiroshi, the remaining members of Nohara family need to fight with the mystery masked man and treasure hunters all over the world! Can they bring Hiroshi back successfully!?