The Adorable Little One I Picked Up is Super Dangerous

'''Black rain fell from the sky, bringing a wave of pollution that swept across the globe. Some people degenerated due to the pollution, turning into monsters. Others transformed, becoming Evolvers. Ming Wen, the strongest Evolver in the Ark Base, was once a survivor of a catastrophic disaster. During that disaster that engulfed the entire city, the rescue team dug Ming Wen out from the ruins, covered in blood, along with a small black mass curled up at his fingertips, gently nuzzling him with its tentacles. [E-01, the weakest pollutant currently discovered by humanity. Completely harmless, docile, and emotionally stable. Only exhibits intense violent and extreme emotions when Ming Wen is ...