In Suchie-Pai Adventure - Dokidoki Nightmare the player is the new kid in the town of Kami Youga (Youga). Kyouko, the attendant at the "GameStage You & Me" Game Center, shows you around town and introduces you to everyone. You meet many different girls, and as you become familiar with them, something wierd happens, the ones you meet fall into a deep, unwakeable sleep. On the outside, they appear to be having nightmares.

One frightful night when you are watching over your potential girlfriend, Lilim a mischievous dream-demon spirit manifests! Lilim, is the culprit behind all this nocturnal madness! With one sweet kiss from her lips, Lilim, leaves your female companions in a deep slumber. Have no Fear! Lemon Pai, Cherry Pai, Peach Pai, Milky Pai, Suchie Pai, and Suchie Yuki are your allies in this war! Will you be able to stop this evil being from casting another sleep spell?

In the second CD There are several modes: Date mode, sound test mode, gallery, and mini game.

- Mini Game 1: Between waves, you pick up shells and other things for score. You can hit other girls with the ball.

- Mini game 2: Simple mole game. You can hit other girls too.

- Mini Game 3: Bomb throwing game. bomb can be bounced off the walls. you can duck to avoid the flying bombs.

Considering the success of Suchie-Pai, it was inevitable that an adventure/dating game would be. The object of the game is to win the heart of one of the thirteen girls from the game. On disc 2, there are more goodies. If you managed to steal the heart of one of the girls, you can go on a date with her. Also, there are four cute mini games. Up to 4 players can play in each one.