Joss Whedon produced another free comic book on the Internet, "Serenity: The Other Half". As a response to the 2007–08 Writers Guild of America strike, Whedon directed, co-wrote and produced "Dr. Horrible's Sing-Along Blog". It tells the story of Dr. Horrible, an aspiring supervillain, who shares a love interest in a girl named Penny with his nemesis, Captain Hammer. To Whedon the miniseries was "a project of love", an accomplishment that from their excitement would be embellished with passion and "ridiculousness". His half brothers Zack and Jed and sister-in-law Maurissa Tancharoen share the other writing credits. Whedon said it was a "glorious
Joss Whedon and work as a movie, which meant I had to cope with problems like introducing nine main characters who'd already met!" The script was based on unused story ideas for "Firefly"s unfilmed second season. On writing the dialogue, Whedon felt that part of it came from "getting to invent the language", which "once I had ... reads like a kind of poetry". The narrative centers on Captain Malcolm Reynolds as the hero accompanied by River Tam acting as the catalyst for what he does. The score was composed by David Newman, and according to Whedon was intended to "deglorify space—to