Domyoji (Jun Matsumoto) holds an extravagant press conference to announce his wedding to Makino (Mao Inoue) the following spring. The press is playing her up like a modern-day Cinderella and everything seems to be going well. Later, the families offer congratulations to the couple. Even Domyoji’s mother, who was formerly opposed to the relationship and tried desperately to break them up at every opportunity is suddenly happy for them. She even offers Makino a family heirloom: a tiara worth 10 billion yen (about $95 million USD) called “Smile of Venus”.r be meddling again, hoping to make it look like Makino carelessly lost the tiara herself? Or is someone at the hotel trying to cover up the crime? Domyoji and Makino are determined to get to the bottom of things and end up going on a wild adventure together which takes them through Las Vegas, Hong Kong, and various places throughout the world.