Telepathy Shoujo Ran - 1x21 - Season 1, Episode 21- Followmy.tv

On the way home from school, Rui, Ran and Midori held an old woman after she gets almost hit by a cyclist, but she does not want their help. They still follow her to the hospital and make sure she gets back fine. Midori meets the woman after she sneaks out of the hospital the next day, and Midori finds out that the woman has a granddaughter who has similar psychic powers to her. Midori comes to visit the woman later and helps her escape out to a hill in town. There, the woman finds out about Midori's powers, and Midori plays her violin for her while she sings.