In the cosmic absence of the Justice League, Nightwing, Robin, Superboy, Miss Martian, Impulse, and Wonder Girl-The Young Justice-confront a powerful extraterrestrial being accused of a universe-altering murder. Juggling the challenges of adolescence alongside their newfound responsibilities, the team embarks on a murder mystery mission led by Nightwing to unravel the brutal mystery, prove their worth, and fill the void left by the missing Justice League.
—Jayson X. Kiensler