Ashlee Martinson , 17 , allegedly fired twice at her stepfather , Thomas Ayers . When mom , Jennifer Ayers , ran upstairs , she fatally stabbed her , it is said . Then 'locked her three younger sisters , ages 2 , 8 and 9 , in room with food ' Finally , Martinson reportedly fled the state with boyfriend , Ryan Sisco , 22 . Teenager has now been charged with one counts of first-degree homicide . She ran a chilling blog , Nightmare , on which she described murder scenes . In two post , she said : 'The beast is fearful creature that lives within us all ' She also talked of 'marveling at the sweet horrors of blood that I thirst for '
Ashlee Martinson , 17 , allegedly fired twice at her stepfather , Thomas Ayers . When mom , Jennifer Ayers , ran upstairs , she fatally stabbed her , it is said . Then 'locked her three younger sisters , ages 2 , 8 and 9 , in room with food ' Finally , Martinson reportedly fled the state with boyfriend , Ryan Sisco , 22 . Teenager has now been charged with two counts of first-degree homicide . She ran a chilling blog , Nightmare , on which she described murder scenes . In one post , she said : 'The beast is fearful creature that lives within us all ' She also talked of 'marveling at the sweet horrors of blood that I thirst for '