Aries: becomes too reckless
Taurus: volunteers to go on a risky supply run
Gemini: one of the first to become infected
Cancer: they don't want to kill a zombie child
Leo: murdered by someone who wants to become the leader
Virgo: something out of the blue, like a car crash
Libra: trusts the wrong people
Scorpio: attempting to save their loved ones
Sagittarius: tries to fend for themselves
Capricorn: from a mistake someone else made
Aquarius: captured by other humans for food
Pisces: wasn't paying attention to their surroundings