[Arknights/CN] Annihilation 15 () | Chocolate Street Full Game AFK clear (9 OPs)

I apologize for the bad video quality since i was recording this on my poor laptop :( Original strat: Timeline: 00:00 Setup 03:36 AFK All M3, no modules needed, except for Flametail S1lv7 which is replaceable with any other vanguards. #Arknights #明日方舟 #アークナイツ