Board Thread:News and Announcements/@comment-6697950-20160409111521

New Sword Art Online spinoff, code-named Clover's Regret, by fantasy novelist Watase Soichirou has been announced.

Source: http://www.matolabel.net/archives/58055116.html

According to Tap, the plot will involve "a certain detective player among the SAO survivors [who] is the main character". 