"Boom..."
Almost subconsciously, Zephyr swung his Iron Fist. The explosive shockwave directly destroyed a corner of the entire Marine building, sending rubble and dust flying.
Ain and Binz, who were still diligently sparring and training in the empty plaza, were startled.
Turning their heads, they saw two burly figures standing amid the ruins of the Marine building, a corner of which had already been destroyed and exposed the interior.
One of them was naturally their teacher, Zephyr. At that moment, killing intent radiated from him, and his expression was grim.
The other was a red-haired man with a relaxed expression.
"That is..."
In an instant, both Ain and Binz' pupils contracted sharply. Their faces went white with terror, and their bodies began to tremble.
Although they had not yet been born when this man had stirred the tides of an era across the seas because of their age, no one in the Marines could fail to recognize his appearance.
The captain of the Sky Pirate Crew, the Grand President of Rainbow Country, the World Government and Marines' number-one enemy, the most dangerous criminal in the world: Fire Dragon Ye Mu.
Why had such a terrifying man appeared here? Was he here to kill their teacher?
At the thought, Ain's expression changed drastically, and she charged over in terror.
"You're not allowed to hurt our teacher!"
Seeing this, Binz hesitated for a moment before charging over as well.
Borrowing the power of the Six Powers technique—Soru, Binz stepped on the air and flew into the sky, directly activating his Devil Fruit ability.
"Grow, grow..."
Countless thick vines flew out from the Marine building, lashing toward Fire Dragon Ye Mu, who stood there.
In an instant, the vines intertwined and bound Fire Dragon Ye Mu tightly.
"Did I get him?"
Binz seemed