Kirito, Asuna and Alice are not the only ones thrown against their will into the mysterious VRMMO Unital Ring. Sinon also unexpectedly found herself in this world. - Yeah... I never would have thought that I would get into something like this... Having made several mistakes, she was left alone, without friends, without equipment and with an almost empty thirst scale. To survive, she will have to challenge a huge boss monster. Meanwhile, Kirito’s squad splits up: some people will remain to guard the house, the second will go to look for Sinon. But along the way, natural disasters, dangerous monsters, and, in the end, hostile players await them...