Roped into an extreme version of the hit show Who Wants to Marry a Billionaire, Yuuna began the game determined to win. Now all she wants is to survive. With Yamada Saki as her newly-recruited ally, she prepares to square off against her final two rivals, one of whom has a secret criminal past. The final challenge is upon them: a lascivious game of Ultimate Honeymoon where their billionaire prize will lose his life if Yuuna and her allies can't uncover the truth!