Saikawa, Natsunagi, and Kimizuka set off on a cruise together, during which Kimizuka unexpectedly encounters a former acquaintance. It turns out that something precious is onboard the ship, something which attracts the wrong sort of attention.
What's the connection to the casino?
ما علاقة الأمر بنادي القمار؟
Hat das was mit dem Kasino zu tun?
¿Cuál es la conexión con el casino?
C’est lié au casino ?
Qual é a ligação com o cassino?