To be honest, what happened to Ashley could vary depending on which arc or issue of the Boys comics you're referring to. Maybe she got caught up in a dangerous situation or had a significant character development.
Hard to give a definite answer. Maybe Ashley had a run-in with a powerful villain or got involved in a complex web of alliances. The possibilities are many in a comic like The Boys.
It's a complex situation. The boys faced various hardships and challenges during the detainment, including restricted freedom and difficult living conditions.