Dear Doctor,
Arknights 1st Anniversary Celebration Event Part.2 will soon be live on Jan. 2, 04:00 (UTC-7) and some of the contents are available for a limited time. Please refer to the following notification for the event details.
#Arknights1stAnniv #Arknights #Yostar

https://twitter.com/ArknightsEN/status/1344916269556875264