My Sister, the Serial KillerMy Sister, the Serial Killer

Nigeria. Korede's sister, Ayoola, is the favorite child, the beautiful one, possibly sociopathic. And now Ayoola's third boyfriend in a row is dead. Korede knows the best solutions for cleaning blood, the trunk of her car is big enough for a body. Not that she gets any credit. A kind, handsome doctor at the hospital where Korede works is the bright spot in her life. One day Ayoola shows up to the hospital uninvited and he takes notice, asking Korede for Ayoola's phone number. Now Korede must reckon with what she will do about her sister. -- adapted from publisher info