Parasyte -the maxim- (2014)

S1E1 Metamorphosis

One tranquil evening, everything shifts dramatically when parasitic creatures, known for consuming human brains, make their entrance. An egg from one of these parasites lands in the home of Izumi Shinichi, a high school student. When the parasyte hatches, it attempts to take over Shinichi’s brain but encounters an unforeseen obstacle, ultimately failing to succeed in its invasion.