A system and related methodologies of delivering storyline content to users are presented herein. A server system maintains storyline data corresponding to an interactive narrative storyline having variable narrative paths that influence outcomes of the storyline. Storyline messages are communicated from the server system using a messaging service, wherein each communicated storyline message includes a portion of the narrative storyline. The server system receives messages generated from the subscriber device in response to communicated storyline messages, wherein each response message includes a user-specified storyline option. Subsequent storyline messages are retrieved by the server system based on the user-specified storyline options conveyed with the user responses.