[Mission: Hopeless Echo
A letter sent to an ignorant distant place, he engraved it, he remembered it. After the sender died, he was buried in PTRS.]
Recipient: Dr■
You can't see the blacked-out words clearly, but you know who the doctor is!
[Please meet with him and take out the echo and put it on the chest of this white operator. Hope will bloom in your hands, Doctor]
Purpose: The white dove should float in the air and become free until death