S-Ranks are determined by your total score, with time being the most significant factor .

: Use your binoculars from the starting cliffs to mark as many guards as possible . Marked enemies can be tracked through walls even when you aren't focused on them .

: He is held in the Old Prison Camp in the northeast .

: Extract other prisoners in this area first; if you extract Chico immediately, the helicopter will leave, potentially triggering more enemy spawns .

: She is held in the Admin Building's basement boiler room .

: While carrying Paz, she may murmur, which can alert nearby guards if you get too close .