The Sun God of Infinite Flame (絶焔の太陽神, Zetsuen no Taiyōshin) is the twenty-second volume of the Accel World light novel series by Reki Kawahara. It was released on November 10, 2017 in Japan. This volume's subtitle is translated as 'Sun God of Absolute Flame' by Yen Press.
Despite their grueling battle and narrow victory over Oscillatory Universe, Nega Nebulus was unable to get any hard evidence of the connection between the White Legion and the Acceleration Research Society... or so they thought. Thanks to a key exchange captured by Chocolate Puppeteer's replay card, they've got all the proof they need! Let the fourth Meeting of the Seven Kings begin!