Ikaros is a central character in the anime series 'Sora no Otoshimono' (Heaven's Lost Property). She is a sentient Angeloid who falls from the sky and lands in the life of Tomoki Sakurai, the series' protagonist. As an Angeloid, Ikaros possesses immense power and advanced technology, yet she initially exhibits a lack of emotions and understanding of human life. Over time, she develops feelings and a deep bond with Tomoki, becoming devoted and protective. Her presence introduces both comedic and dramatic elements, as she grapples with her identity and purpose.