When he arrived in the city, the chief of the village, Baltus Van Tassel, informed him of the three last crimes. He says that they found their bodies, but their heads no.
During the investigation, Ichabod, discovers a past history and he understands everything. He searches test and he descovers the truth of the story.
Afterwards, he discovers that the ghost of the rider was connected with "Mrs Van Tassel".
Finally, the detective finds the assassin and everything returns to the normality.
Ichobod Crane love Katrina Van Tassel, they marry and they're very happy.