No. 4 Heart of Compassion is an exciting story about Lois Stinson, Ben Scroggins' sister. Her life is filled with tragedy and adventure as she travels to the jungles of South America to do medical missionary work with the tribal children. In so doing, she finds herself in the middle of a drug cartel from which there seems to be no way out. This book has all the ingredients to capture the attention and interest of all readers.