Complex sentence: Eve influences Toshiaki and a doctor to ensure that one of Kiyomi's kidneys is transplanted into the teenage girl Mariko Anzai as an organ donation, as part of Kiyomi's body the kidney is part of Eve.
Split into simpler sentences: Eve influences Toshiaki and a doctor to ensure that one of Kiyomi's kidneys is transplanted into the teenage girl Mariko Anzai as an organ donation. As part of Kiyomi's body the kidney is part of Eve.