The Titan's Curse by Rick Riordan

What started out as a rescue mission to save two new powerful half-bloods quickly spirals out of control for Percy and his friends Grover, Thalia, and Annabeth. After facing off with a manticore, one member of their team has vanished— Annabeth. And their troubles aren't over. The Titan lord, Kronos, has set up his most devious trap yet, and the young heroes have just fallen prey. Now Percy and his friends are up against a dangerous challenge the chilling prophecy of the Titan's Curse. They must rescue the goddess Artemis by the Winter Solstice, or all will be lost ... including Annabeth. Rick Riordan's internationally bestselling The Titan's Curse becomes a graphic novel in the hands of comic-book luminaries Robert Venditti, Attila Futaki, and Greg Guilhaumond.