Successfully complete the indicated task to unlock the corresponding
ending sequence:

Ending A: Successfully complete all cases, give Katey the Zombrex
each time, and do not give TK the Zombrex before completing "The
Facts".
Ending B: Give Katey the Zombrex each time, but starting at Case
6-2, allow the time to advance until 7 a.m. on September 29, and
do not complete "The Facts".
Ending C: Give Katey the Zombrex each time, but do not complete
Case 6-1 or fail any other case before Case 6-1, and be in the
safehouse before the military arrives.
Ending D: Be outside the safehouse when the military arrives.
Ending F: Do not give Katey the Zombrex, and be in the safehouse
when the military arrives.
Ending S: Successfully complete all cases, give Katey the Zombrex
each time, and give TK the Zombrex before completing "The Facts".