Dear Doctor, a new Side Story event: Operation Originium Dust will soon be live on August 18, 10:00 (UTC-7). Here is a brief introduction about the new enemies and the new mechanism: Sandstorm. Hope this can help you during this event.
#Arknights #Yostar #R6S

https://twitter.com/ArknightsEN/status/1427223616454803457