However , they are unaware of Tatsumi observing them from behind .
Kaori and her brother Akira sneak into the Kanemasa castle based on Akira 's sightings of an already deceased villager heading inside .
They are unaware of Tatsumi observing them from behind .
Kaori and her brother Akira sneak into the Kanemasa castle based on Akira 's sightings of an already deceased villager heading inside .