Doctors specializing in maternal-fetal medicine in California treated a high-risk pregnancy with an extremely rare complication. It was an abdominal ectopic pregnancy in which the fertilized egg was implanted in the abdominal cavity. Nevertheless, the pregnancy progressed to term. A healthy full-term baby was successfully delivered. This case is exceptional because an ectopic pregnancy is usually dangerous and the embryo cannot be saved. The medical team called him a surprise in his practice.