Buffy goes on to tell Willow that she plans to kill Kathy .
The following day Buffy meets up with Willow , who tells her she is convinced Kathy is a demon due to her toenails growing even after being cut .
Buffy goes on to tell Willow that Buffy plans to kill Kathy .
The following day Buffy meets up with Willow , who tells her she is convinced Kathy is a demon due to her toenails growing even after being cut .