Snow White's Slumber (白雪姫の微睡, Shiroyuki no Madoromi) is the sixteenth volume of the Accel World Light Novel series by Reki Kawahara. The title can also be translated as "The Slumber of Princess Snow White".
Summary[]
Haruyuki and the others are forced into a corner by the overwhelmingly terrifying power of the armor. At this time, Haruyuki who has managed to achieve synchronization with Metatron, was guided into a world where time comes to a standstill. In this world where he can feel everything, Metatron discloses the reason behind the making of Brain Burst and the meaning behind the existence of Burst Linkers. How will they deal with the emergence of the fearsome armour!?