Read Manhwa Cryptid / 크립티드
Robin is an ordinary high school student in South Korea.
On his way home from school as usual, an air raid warning sounds throughout the city, and an unidentified 'thing' takes away Robin's ordinary daily life.
Robin gets caught up in the fight between the 'monster', a being forgotten by humans for a long time, and the 'nameless unit' that protects humans…
What the heck, this is scary!