In a powerful act of love, 37-year-old Renu Khanna donated part of her liver to save her 17-year-old son Armaan, who was battling acute liver failure in Navi Mumbai. Doctors said he had little time left, but the transplant succeeded. Led by Dr Guruprasad Shetty, the surgery gave Armaan a second chance, highlighting a mother's courage, sacrifice and unconditional love.