"Outcast," a work of alternate universe fanfiction revolving around the Korean boy band BTS, went viral in early January as fans flocked to interactive, Twitter-based storytelling.

Netmarble’s BTS World turns you from fan into manager, giving you the task of helping K-pop superstars BTS debut. The game, which functions like a visual novel, brings the fan magic but is ...

AO3, which stands for Archive of Our Own, is a popular website that hosts fan fiction stories written and published by users. The site crashed on July 10 due to a cyberattack and was down for just ...

Some mainstream authors have admitted they habitually write fan stories or got their start doing so. In short, fan fiction is proving a surprisingly legitimate art form.

To find free stories featuring your favorite characters, simply search for the name of your preferred series or book followed by “fan fiction.” Some of it is so good you’d gladly pay for it.