a ghost town
a town that used to have a lot of people living and working in it, but now has very few or none
to smell a rat
to guess that something wrong or dishonest is happening
to have a skeleton in the closet
to have a secret past
to be scared stiff
be very scared
a night owl
someone who enjoys staying awake late at night
to be pale as a ghost
be extremely pale (because of nausea or fear)
to dig one´s grave
do something that will cause you to have problems in the future.
a dead end
a street with no way out at one end; a situation where no more progress is possible
in cold blood
intentionally and without emotion
to make one's blood boil
make one very angry