The Howard Resort, a resort hotel which draws custom from around the world with the lure of the possibility of winning a fortune. Within the resort is a casino. One of its dealers is the beautiful Rio Rollins, following in the footsteps of her famous mother. To achieve her goal, she is working to gather together the legendary Gate card-set. For the person who gathers all 13 Gates is bestowed the title Most Valuable Casino Dealer.
(Summaries provided by ANN and AniDB)
|Rio: Rainbow Gate! Episode 4|
|Rio: Rainbow Gate! Episode 3|
|Rio: Rainbow Gate! Episode 2|
|Rio: Rainbow Gate! Episode 1|