Dear Doctor, thank you for participating in the #Arknights2ndAnniv birthday card design event! Now you may read other Doctors' cards to your heart's content with no limitation! Hope you enjoy the event!
Entry:
#Arknights #Yostar
https://2ndanniv.arknights.global/card/

https://twitter.com/ArknightsEN/status/1484480903736967169