Kaijuu Iro No Shima

without a single friend, middle schooler chigawa kon lives on a small island and laments that she hasn't “fallen in love” yet, unlike her classmates. she often plays by “the hole”, a cave near the sea where a man-eating monster lives, according to folk tales. one day, as she meets with another girl who accidentally drops her smartphone in the sea, they fall from a cliff together but miraculously survive. it turns out furuka is also all alone.