Infinite Chaos at the Crossroads of Zero

Dengeki Bunko: Cross Realm Re:union fan fiction:

The crossing of times and spaces sparks one battle after another.

One day, Kirito, also known as Kazuto Kirigaya, a player who cleared the death game Sword Art Online, followed his curiosity into another unfamiliar time. There, he would meet people from all sorts of different worlds.

Endless battles and everyday life weave this chaotic tale of intersecting worlds.