The Next Step Beyond S01 E04 The Love Connection

There is a strange, psychic bond between young gymnast Jill August and the catatonic, mourning Harriet Jessup - despite the fact the two have never met. When Jill awakens from an unexpected coma, she is possessed by the spirit of Harriet's dead daughter, Karen. Karen's purpose in returning from the beyond is to tell her grieving mother that love never dies.