〈Infinite Dendrogram〉-无尽连锁-

2043年7月15日，带有能根据玩家的不同而千差万别，不，已进化到有“无限”可能的独立系统“胚胎“的VRMMO游戏＜Infinite Dendrogram＞发售。＜Infinite Dendrogram＞具备了之前的VRMMO所无法实现的，技术上被认为不可能的玩法，瞬间成为一股潮流席卷世界。＜Infinite Dendrogram＞发布一年后，结束高考后开始一个人在东京生活的青年”椋鸟玲二“，为了纪念漫长考试生活的结束以及被哥哥劝诱，而开启了＜Infinite Dendrogram＞。

２０４３年７月１５日。各々のプレイヤーによって千差万別、否、“無限”のパターンの進化を辿る独自のシステム《エンブリオ》を有するダイブ型ＶＲＭＭＯ＜Infinite Dendrogram＞が発売された。それまでのＶＲＭＭＯが実現できず、技術的に不可能とされてきた要素を備えていた＜Infinite Dendrogram＞は瞬く間に一大ムーブメントとなって世界を席巻した。大学受験を終えて東京で一人暮らしを始めた青年・椋鳥玲二は、長い受験勉強の終了を記念して、かねてより兄に誘われていた＜Infinite Dendrogram＞を始めるのだった――。

In the year 2043, <Infinite Dendrogram>, the world's first successful full-dive VRMMO was released. In addition to its ability to perfectly simulate the five senses, along with its many other amazing features, the game promised to offer players a world full of infinite possibilities. Nearly two years later, soon-to-be college freshman, Reiji Mukudori, is finally able to buy a copy of the game and start playing. With some help from his experienced older brother, Shuu, and his partner Embryo, Reiji embarks on an adventure into the world of <Infinite Dendrogram>. Just what will he discover and encounter in this game world known for its incredible realism and infinite possibilities?

(Source: J-Novel Club)