在一個以音樂為能源的高科技世界，有一對兄弟透過他們的音樂才能，引領了全世界，但弟弟因為天賦異稟擅長多種曲風備受世人愛戴，哥哥非常不是滋味。某天一位神秘人告訴哥哥有關散落在七座祭壇的禁忌樂章，可以透過它創造出演奏者所想要的世界，聽聞這個樂章的力量後哥哥決定去尋找它來得到力量，等弟弟察覺不對勁時，哥哥已經踏上了旅程...

玩家必須扮演弟弟的角色，透過跑酷以及配合音樂的節拍來進行動作與互動，突破旅途中出現的重重障礙搶先哥哥一步並阻止他。

RHYTHM GATE

In a high-tech world powered by music, two brothers use their musical talents to lead the world. However, the younger brother, gifted with extraordinary musical abilities and mastering multiple genres, becomes adored by the public, leaving the older brother feeling overshadowed.

One day, a mysterious figure reveals to the older brother the existence of a forbidden musical score scattered across seven altars. This score possesses the power to create a world according to the performer's desires. Upon learning of its immense power, the older brother sets out on a quest to find it and gain strength. By the time the younger brother realizes something is wrong, his sibling has already embarked on the journey...

Player take on the role of the younger brother, using parkour and rhythm-based movements to overcome obstacles along the way. By staying ahead of the older brother, they must race against time to stop him before he gains control of the forbidden music.