![Rio: Rainbow Gate!](http://cdn.myanimelist.net/images/anime/6/27707.jpg)
Anime featuring Rio, a character from slot machines.
Opening Theme
"Sekai to Issho ni Mawarou yo! (世界と一緒にまわろうよ!)" by Love Roulettes
Ending Theme
"Miracle☆Chance (みらくる☆ちゃんす)" by ULTRA-PRISM
Shakugan no Shana DVD 2
Though its plotting follows a predictable course, its story execution always squeezes out just a bit more depth here, just a wee bit more character development there. It consistently at least slightly exceeds expectations.