This was seen in "Motel California" when she heard the voices of the people killed at the motel, in Riddled as she heard Stiles' voice coming from a speaker and other whispers when she plucked the strings in his bedroom.
This was seen in "Motel California". This was in Riddled. She heard Stiles'voice. This Stiles' voice was coming from a speaker. This Stiles' voice was coming from other whispers. She plucked the strings in his bedroom. She heard the voices of the people. These people were killed at the motel.