Sara Shirogane is one of the main twin characters from the anime series 'Futakoi.' She is the older of the Shirogane twins, known for her calm demeanor and responsible nature. Alongside her twin sister, she develops feelings for the protagonist, Nozomu Futami. Sara is gentle, mature, and often acts as a mediator between her more energetic sister and others. Her character plays a crucial role in the romantic and comedic aspects of the series, highlighting themes of love and sibling bonds.