An investigation into complaints of human trafficking at a massage parlor in Glasgow led to the arrest of one person.

The Glasgow Police Department said officers served a search warrant Wednesday at Summer Spa Massage Parlor on South L. Rogers Wells Boulevard after receiving tips related to trafficking, promoting prostitution and operating without a license.

Officers located $22,000 in cash at the business and arrested Jing Jing Zheng of Glasgow on charges of promoting prostitution and practicing massage therapy without a license.

The case remains under investigation.