In rule 2.2 Life and Death, replace

If a Guest is Dead, Stunned, Restrained, Terrified or Asleep, they are considered to be Dormant.

by

If a Guest is Dead, Stunned, Restrained, Terrified, Asleep or Missing, they are considered to be Dormant.

Also, replace

Certain health states have restrictions on which health states may follow them:-
If a Guest is Stunned and would become Stunned again, they instead become Wounded.
If a Guest is Wounded and would become Wounded again, they instead become Dead. If a Guest is Wounded and would become Stunned, they remain Wounded.
If a Guest is Poisoned and would become anything other than Healthy, Poisoned or Dead, they instead remain Poisoned.
If a Guest is Restrained and would become anything other than Healthy, Restrained or Dead, they instead remain Restrained.
If a Guest is Dead, they cannot become anything other than Dead.

by

Certain health states have restrictions on which health states may follow them:-
If a Guest is Stunned and would become Stunned again, they instead become Wounded.
If a Guest is Wounded and would become Wounded again, they instead become Dead. If a Guest is Wounded and would become Stunned, they remain Wounded.
If a Guest is Poisoned and would become anything other than Healthy, Poisoned or Dead, they instead remain Poisoned.
If a Guest is Restrained and would become anything other than Healthy, Restrained or Dead, they instead remain Restrained.
If a Guest is Missing, his location becomes “?”. Two Missing guests are not considered to be in the same room.
If a Guest is Dead, they cannot become anything other than Dead.