The performance of the construction company run by her husband, Masao, deteriorated, and it was acquired by Ozawa. Masao was to work under Ozawa as a sales representative and Yurine as a secretary, but Yurine had a secret. It was in a big debt when the business was at a standstill. When she consults Ozawa about it, Ozawa offers her a condition that she become his mistress in exchange for lending him money. And as a secretary's daily routine, Ozawa entangled his snake-like tongue with Yurine's glossy lips and devoured her ripe body.