"白亜の予告状~虚飾の館と美学の在り処~" is the 25thevent in Blue Archive that prominently features the members of Game Development Club and Toki from C&C, as well as the first appearance of a new Seven Prisoners.
New Limited-time minigame. This is a rouge-like shooting game where you can control Arisu (Maid) or Yuzu (Maid). There are also achievement missions for the minigame so be sure to play it!
Achievement Missions and Exchange Shop will be in this event.
Event Points Milestone Rewards will not be in this event.
Additional new separate content/updates alongside the Event:
Major changes to Bounty and Scrimmage Tickets and Rewards.
Instead of 2 Bounty/Scrimmage tickets for each stage, they will now be integrated into a universal Bounty/Scrimmage tickets that allows you to spend 6 tickets on one specific stage.
Each Bounty stage will now have a different group of items. Check out the image for more details.
Scrimmage reward are the same.
You can now hold up to 30 tickets instead of 9.
This is a summary of the changes; refer to the link in the notice for more specific details.
Add voices to Airi, Suzumi, and Yoshimi Memorial Lobby.
Add some voices for Arisu.
Add some new achievements.
Implement a CV Appreciation Mode that allows you to replay various in-game voice lines from the student page. Some voice lines are locked behind a certain affection level. Alternatively, you can also listen to all the voice lines on this wiki by adding "/voice" after the student page name!
Change the purchasable stock quantity for Nonomi's Eleph in the Expert Permit shop.
Mika, Yuuka (Sportswear), Mari (Sportswear), and Nodoka Eleph are now purchasable in Expert Permit shop.
Remove old Bounty and Scrimmage tickets from the Normal shop lineup.
Improved Sweep function. There's now a Min and Max button.
Minigame
In this event, players can use the event currency Mansion Invitation to challenge the Limited-time minigame Game Development Club's Cleanup Operation. Players will be controlling Arisu (Maid) or Yuzu (Maid) to fight enemy in a rouge-like gameplay.