Denshichi Torimonocho: Silver Snake Spell.

The eleventh episode of the Denshichi Torimonocho series. Around the time of Shogun Ienari, a murderer known as a ghost hikyaku appeared in Edo, raping and killing young girls one after another. One night, a notice was recieved that Oichi, the daughter of Wakasa Kanayu of the small construction group, would be taken away. The mansion was surrounded by ten and twenty layers of people including Denshichi, who was asked to guard the house, and Sesshinsai Ohba, the owner of the dojo. Four seconds later, a violent explosion suddenly occurred.