Then he must survive and save as many as he can before the help comes.
- strategically plan defense (select one of a few building to hide, select one of a few variants of how to fortify it);
- repell zombie raids (depending on previous choices);
- make a dangerous ride to bring more supplies;
- one guy starts panicking and becomes a treat to everyone - a hard choice is what to do with him;
- someone gets infected. Survivors isolate him/her and a hard choice is what to do with him/her (in a happy ending he/she might be saved, but if not executed carefully, he/she might kill everyone);
- try to communicate with outside world by radio and influence them to send immediate help (possibly by using lies and willingly sacrificing people in another place who won't get help).