The Tarantula vol.4, a rumored bombing execution platform, captures high-school female scientists! Women's Brainwashing Extremity

Shiho Ijuin, an elite scientist, is in the hands of the demon of the anti-government organization "Bellmarks". Because Shiho is soft, a hole called a hole is packed by a tremendous tight bond. The nectar and the secret shell of a woman with high academic background are an excellent reward for lower-ranking beasts. Then, the torture tool developed by Tarantula leads a woman to deep music. will shiho be able to escape from the tyranny execution?