If you don't wanna be spoiled and do want surprises about just how much stuff this game covers, including party members don't read below!
This is the bulk of the game and are usually opened up as you play through normally. However at certain points you will have to play a certain number of Sub-scenarios in order to gain a key item needed to unlock and continue the main one!
These generally become available after clearing the last main episode of a series, however there are a fair few which open through playing other Sub-scenarios chapters.
Legend of the Twilight
Chup Chop Case
Post Game Sub-scenarios
Each of these become available after completing the Main Scenario. Some will need to be unlocked by finishing all other stories in their respective eras, or something to that effect. "Unknown" requires you to enter special keywords in your profile card, which by the time you've beaten the main game you should have the needed keywords avaialable.
Unlock Requirements: 16 & 17 are available right away in the post-game. 18 opens after finishing 17. 19, 20, and 21 are opened as you clear Link Play mode on Easy, Normal, and Hard. Or by inputting as password for each into your profile card.
19 Password: 史上最強！ 伝説の 呪紋使い (or clear Link Play - Hard)
20 Password: 陽気な 天然素材の 鎌闘士 (or clear Link Play - Normal)
21 Password: 頭脳明晰！ 黄昏の 銃戦士 (or clear Link Play - Easy)
Epitaph of Twilight
Unlock Requirement: Complete G.U.+ scenario
Unlock Requirement: Complete all scenarios, aside from the Unknown one.
Unlock Requirement: available right from the start of the post-game.
Unlock Requirement: 01 is open right away in the post-game. 02 and 03 require passwords put into your profile card.
02 Password: 隠されし 新進気鋭の 双剣士
03 Password: 牙を剥く 滅亡の 旅人
- 01: get Albireo to max affection
- 02: get Atoli to max affection and have completed SIGN 11
- 03: get Cello to max affection
- 04: get Bo to max affection
- 05: get Klarinette to max affection
- 06: get Alkaid to max affection and have completed SIGN 10
- 07: get Kite to max affection
- 08: get Shino to max affection
- 09: get Saku to max affection
- 10: get Flugel to max affection
- 11: get Haseo to max affection
- 12: Complete X'over scenario 11