Karlee Excell, of Australia, was diagnosed with stage III hormone receptor-positive, HER2-positive breast cancer in 2008, at age 21. She is now an oncology nurse working where she was treated. Karlee is the mother of a naturally conceived post-cancer baby and is breastfeeding her son with one breast until he naturally weans. Karlee's husband suffers from PTSD after being injured in Afghanistan while on deployment with the Australian army. Together, they are navigating life and love after both going through traumatic experiences.