Ren, known as a top-tier alpha, had an uncanny ability to spot even the tiniest things in the pitch black, picking out details using the faintest glimmers of light.
Kestrel, thanks to her intense psychic abilities and her many tendrils, could detect the approach of any creature with emotions, even in absolute darkness.
Their journey was one of mutual reliance. They leaned on each other's unique skills, alerting and shielding each other from the mutated creatures hiding in the shadows. This trust in each other's abilities became so natural that it almost proved to be their downfall.
At that time, when their enemy made his move, his approach was eerily silent and smooth, reminiscent of a shadowy cat moving stealthily in the night. More terrifying was his complete absence of emotion. No hints of malice, anger, or even tension. It was like he was emotionally void.