Androids were being attacked randomly in the middle of the night and as a result the avoided going out late. The attacker wrecked the bodies of the victims and gauged one of their eyeballs. As a result, Androids avoided staying out late.
It is later revealed the assailant is none other than San. The Android victims were actually MSA Androids controlled by Crimson Vine to spy on Milo. San, who was given order by her creator Dr. Maddie Ahn to kill whoever or whatever suspicious around Milo, approached the Androids at night and destroyed them, and gauged one of their eyes as a warning to MSA.