While the young scientist, Julius, steadfastly researches the asexual reproduction of worms, his natural curiosity leads him to discover some inconvenient truths about those around him. He witnesses his mother's infidelity and suspects his grandfather for the same, all while he believes he is losing his best friend Shiley to a rival named Chase. These disappointments are forefront while he also wrestles with his father's mysterious departure years ago. Julius keeps a diligent eye, but unfortunately, all of his heartbreakingly acute observation seems to prove that no solution will restore the people he cares about to their appropriate roles. How can Julius hold together a family that seems as though none of its parts can stay intact? How can he build his own romantic relationships under the shadow of rumors about his father's homosexuality?
Agents J (Will Smith) and K (Tommy Lee Jones) are back...in time. J has seen some inexplicable things in his 15 years with the Men in Black, but nothing, not even aliens, perplexes him as much as his wry, reticent partner.
After being held in a coma-like state for fifteen years, vampire Selene learns that she has a fourteen-year-old vampire/Lycan hybrid daughter named Nissa, and when she finds her, they must stop BioCom from creating super Lycans that will kill them all.