Kim Kardashian and sisters Khloe and Kourtney learn about Planned Parenthood in KUWTK

Keeping Up With The Kardashians fans have witnessed weddings, child births, holidays and family rows on the show.

But on this Sunday's episode of the hit E! show, Kim, Khloe and Kourtney Kardashian are taking on a more serious topic.

In the sneak peek, the Kardashians sit down for an eye opening conversation with women helped by Planned Parenthood.

Planned Parenthood is a nonprofit organization, providing reproductive health care services, including abortions.

In Sunday's KUWTK, Kim talked about her preconceived thoughts on the organization.