Watch Baby Assassins 2 for Free: How to Stream the Movie Online at 123Movies. . After being suspended from their agency due to a rules violation, teenage hitmen Chisato and Mahiro are forced to get “real” jobs to make ends meet. But while the elite duo is forbidden from executing targets or enemies under any circumstances, two aspiring rival hitmen decide to eliminate the competition while they’re vulnerable—leading to a lightning-fast showdown between trained killers.