Kieran time-traveled into a Beastmaster World as an F-Rank Little Chick discarded by S-Rank beauty Serena, only to awaken the Ancient Phoenix Bloodline and a system. He quickly partners with Aria, an SSS-potential Beastmaster abandoned by her Contract Beast, kicking off his epic evolution journey. Evolving from a lowly Little Chick into a Crimson Ember-Kite, a Blazing Sun-Bird, and ultimately the Immortal Divine Phoenix, he crushes his haters, slaughters beasts, stops the Beast Horde, and foils the plots of the Abyssal Demon Lord. Boosted by their bond, Aria rockets from E-Rank to SSS-Rank...