Cybersix (1999)

S1E1 Mysterious Shadow

Lucas Amato, a high school biology teacher, discovers a tube filled with a strange, glowing green ooze and brings it home. The following evening, a mysterious woman named Cybersix arrives at his apartment, intending to reclaim the substance she calls Sustenance. Before she can retrieve it, a massive, unsettling man bursts into Lucas’s home, throwing the situation into chaos.