Sacred Stone Memories

Sacred Stone Memories is a separate series of event quests which has completed the main story. There are some free units and farmable gear available, as well as offering a large amount of rewards through missions and milestones. There are also some side stories periodically released which are only available for short periods.

Main Story
The main story is available permanently. The following is every chapter released thus far:

Side Stories
The side stories may only be available short periods but some are in the Event Archives and they tell a story related to a character of the main story. The following is every side story released thus far:

Side Quest
The side quest may only be available short periods and they don't tell any story. The following is every side story released thus far:

Main Story

 * Chapter 1 released January 4, 2018
 * Chapter 2 released February 1, 2018
 * Chapter 3 released March 1, 2018
 * Chatper 4 released May 3, 2018
 * Chapter 5 released June 7, 2018 (event changed to be permanent at this time)
 * Chapter 6 released August 30, 2018
 * Chapter 7 released October 11, 2018
 * Chapter 8 released December 6, 2018
 * Chapter 9 released January 31, 2019
 * Chapter 10 released March 7, 2019
 * Chapter 11 Part 1 released April 18, 2019
 * Chapter 11 Part 2 released July 18, 2019

Side Stories

 * Hourglass of Life and Death released October 4, 2018
 * Hourglass of Life and Death rerun March 7, 2019
 * Distraught Counter released May 30, 2019
 * Hourglass of Life and Death rerun June 27, 2019
 * Hourglass of Life and Death added to Event Archives on July 11, 2019
 * Reaching the Gates of Sin by Dawn released August 8, 2019
 * Reaching the Gates of Sin by Dawn added to Event Archives on August 22, 2019
 * Also Sprach - Andante of the Dead Nine released December 12, 2019
 * Also Sprach - Andante of the Dead Nine rerun March 26, 2020
 * Lineage of Justice released March 26, 2020
 * Also Sprach - Andante of the Dead Nine rerun April 23, 2020
 * Septicolored Amber Sans Serif released April 23, 2020
 * Sacred Stone Memories - Records from the Battle of the Chosen released August 13, 2020
 * Also Sprach - Roaring Rain in May released September 17, 2020
 * Also Sprach - Andante of the Dead Nine and Septicolored Amber Sans Serif rerun September 17, 2020
 * Lost Blue Rebellion released September 24, 2021
 * Die Fröhliche released November 12, 2021
 * Illuminator of the World released January 28, 2021
 * See You at the Phantom Crossroads released February 4, 2021
 * Also Sprach - Andante of the Dead Nine rerun February 4, 2021
 * Distraught Counter rerun February 4, 2021
 * Lineage of Justice and Lost Blue Rebellion rerun February 25, 2021
 * The One with the Beautiful Twin Blades released March 25, 2021
 * My Funeral, My Trial released April 8, 2021
 * Also Sprach - Andante of the Dead Nine, Septicolored Amber Sans Serif and Also Sprach - Roaring Rain in May rerun April 8, 2021
 * The Beholder of Blue Ice Wisdom released April 29, 2021
 * Benevolence Cloaked in Thunder released May 27, 2021