The story of how a relation between a mother and son blooms and all the obstacles they face on the way. Will he be able to protect his mom?

In a fastastical world where women with deep attactive navels can do everything with their navel even more than what Money can do. Also the their navel is their most sensitive part of their body. Its similar to how the clit is in our universe. Buying material, paying rent, geting out of trouble. All depends on what the seller feels is appropriate time he can enjoy the womans Navel in exchange for his product. We follow the adventures of Soni and her Deep navel escapades.