Sam commits suicide by taking heroin and Martha is suspected of her murder, but she is later proved innocent. Jack and Martha grow close again, but Martha begins seeing Roman. Martha and Jack later get back together and decide to marry. Martha discovers she is pregnant, but she is not sure if the father is Jack or Roman. Following a paternity test, it is revealed that the baby is Roman's. Martha is diagnosed with breast cancer and is told she needs a termination for her own health. She decides not to and Jack is angry because it means she might die. Jack and Martha decide to get married again. Martha collapses and has to be resuscitated. She also discovers that she has lost the baby. Martha begins to recover and later goes into remission.