All testimony is false! All suspect liars!! The solving the riddle game which investigates a murder case covered with a lie.

A continuous murder case occurs at the village a detective "Fukurow" visited!
A villager is with a liar of all the members!
Testimony, only a lie!!
however... to which you can't return from a village when an event isn't settled!
But a detective "Fukurow" also has a strong weapon.
I "will substantiate" the "sense" included by the special ability "eyes of an owl" among all places, and "token" can be produced.
The special ability "eyes of an owl" can "substantiate" the "sense" included among all places.
Disclose villager's lie using "eyes of an owl" and find out a criminal.
Can you elucidate all mystery of a story or...?
This is a new sense solving the riddle game!!