That doesn't necessarily mean that it's outright sexual acts though.
Aggravated sexual abuse-When an individual is forced to submit to sexual acts by use of physical force; threats of death, injury, or kidnapping; or substances that render that individual unconscious or impaired.
Players could manipulate character movement, interactions and even encourage characters to engage in sexual acts.
Forcing you to have sex or perform sexual acts is sexual abuse.
Male private parts were often blurred but the women were shown completely nude engaging in sexual positions and performing many different sexual acts.