Fallen Shrine Maiden: Sisters Defeated by Tentacles

Synopsis

The Fumizuki family has a long lineage of monster hunters. Born into this family are two shrine maiden sisters: the older Hanayoshi and younger Haruai. One day, they learn that the seal on an evil deity has been broken and attempt to defeat it. However, Hanayoshi is captured by the evil deity’s tentacles and becomes its servant. Now pledging her loyalty to the dark god, Hanayoshi returns to the Fumizuki household to guide her beloved younger sister to the deity’s lair…