My Pets Are Ancient Gods

Mocked as his academy's biggest loser, he has no idea his everyday junk holds godlike power. A tattered net traps a demon king, and his house pets are secretly ancient beasts. Witnessing his casual miracles, the revered headmaster treats him like a deity, while a jealous rival is easily humbled. Everyone worships him as a legendary master, yet he still thinks he is totally ordinary. How long can he remain oblivious to the terrifying power at his command?