| Event | Synopsis | Medals | Gallery | Trivia |
Preluding Lights is the seventh Vignette event in Arknights.
Operations[]
Clear 1-10 to access PL operations.
Each interlude costs 1 
to unlock.
| Operations | PL-1 • PL-2 • PL-3 • PL-4 • PL-5 |
|---|---|
| Interludes | Crushed Earth • Flickering Sparks • Urban Legends • Forgotten Lighthouse • Different • Letter |
Operators[]
The following Operators will gain 50% more Trust (except from Annihilation):
Headhunting[]
- Main article: Headhunting/Banners/Former/2021
The Revolution Symphony headhunting banner is featured.
Clearance Permit[]
During the event, all operations except Challenge Mode, Annihilation, and Inferno Mode operations will award 
Clearance Permit equal to the amount of 
Sanity spent, which can be exchanged for various items at the Trading Station.
Trading Station[]
The Trading Station is open until December 19, 2021.
| Ware | Price | Stock |
|---|---|---|
100 
|
1 | |
 1 |
30
|
1 |
1 |
40
|
1 |
1 |
50
|
1 |
1 |
60
|
1 |
1 |
70
|
1 |
 1 |
10
|
6 |
 1 |
300
|
1 |
 1 |
130
|
1 |
 |
90
|
1 |
 1 |
35
|
4 |
 1 |
20
|
4 |
 1 |
20
|
4 |
 2 |
5
|
10 |
 4 |
8
|
8 |
 2K |
8
|
10 |
 1 |
8
|
5 |
 2 |
8
|
5 |
 1 |
10
|
5 |
 2 |
10
|
5 |
 1 |
40
|
5 |
 10 |
6
|
10 |
1 |
50
|
Unlimited |
10 |
1
|
Unlimited |
Outfits[]
The following outfits are available at the Outfit Store until December 23, 2021:
| New |
|---|
All of the above outfits are part of a crossover between Arknights and I.T., with Thorns' Cómodo outfit also able to be obtained via a code redemption (only in the CN server; if the player already bought the outfit from the Outfit Store, the code is obsolete).
Furniture[]
The Lena's Rest furniture theme is available in the Furniture Store until December 23, 2021.
Miscellaneous[]
The "Collect All" function for missions is added, in which the player can collect all the mission rewards at once, eliminating the need to click on each mission individually to do so.
Operator Record/Paradox Simulation[]
New Operator Records/Paradox Simulations are added for the following Operators:
| Operator | Operator Record(s) | Paradox Simulation |
|---|---|---|
| Breeze's Warmth, Chilled Forest | Cannon-Crossbow Circle-Net | |
| Scalding Old Memories | Arrow Shower | |
| Atop the Skyscrapers | Keeper of the Lock & Keys | |
| Funtimes | Chainsaw-Go-Round |
