A series of ghastly murders are being committed. The one similarity in each of the murders is that a strange buzzing sound is always heard right before the murder occurs. Is the killer invisible or possibly some other incredible creature?
1973
1997
2003
2008
1992
1993
1948
2002
1990
2018
1994
2017
2001
2015
1959
1985
2006
1995
1977
1974