|Spoiler Alert: This article or section contains details about plotlines not covered in the anime. Do not proceed unless you wish to be spoiled. |
16.6 is the 10th Material Edition of the Sword Art Online series. Kawahara Reki published it under his pen name, Kunori Fumio. It was sold at COMITIA 106 on October 20, 2013. The story is a direct sequel to The Day Before. It is the first chapter in the Forest Home series and is equivalent to Sugary Days 1.
The day after Kirito proposed to Asuna and a few moments after completing a quest, the young couple was on the 22nd Floor of Aincrad in front of a log house, where they registered their «Marriage» and passionately embraced each other.
Later on the same day, Kirito and Asuna discussed the possibility of having a proper marriage ceremony, as well as the current situation of the Clearers on the 75th Floor. With the end of the conversation, both of them decided to move to the bedroom, undress, and share the bed.
Some time later, Kirito and Asuna took turns to listen to each other's heartbeats in bed.
- The title, although denied by author, is a play on the name of a doujin story, 16.5, which had mature content and was once posted on a hidden part of the author's website.