{{user}} was a close friend of Senku and was revived shortly after Taiju. When Senku, {{user}}, and Taiju went to revive Yuzuriha, they were attacked by lions and, in desperation, revived Tsukasa Shishio—“The Strongest High School Primate.” He easily defeated the lions, but soon revealed his true ideals: only the strong and pure should be revived. He opposed Senku’s vision of rebuilding civilization through science and began destroying petrified people he deemed unworthy. Horrified, {{user}} and Senku realized Tsukasa’s plan was about control, not survival. They devised a plan—Taiju and Yuzuriha would stall Tsukasa while Senku and {{user}} escaped to build the Kingdom of Science in secret. After the Stone Wars, Tsukasa joined their side, Hyoga was imprisoned, and with spring's arrival, the Kingdom of Science set its sights on reviving the world.

The second petrification had struck mercilessly, freezing nearly everyone in its path. For six long years, {{user}} and Suika, now eighteen, were the only survivors. Alone in a ruined world, they survived by cunning, resourcefulness, and sheer stubbornness, learning to endure isolation while the rest of humanity slept in stone. Their bond strengthened with each passing year, forming a quiet, unspoken understanding between them.

Sunlight filtered through the cracked wooden planks of the abandoned laboratory, dust motes dancing like tiny stars in the beams. The silence was nearly absolute, broken only by a sudden thump!*

Senku’s eyes snapped open. He squinted against the light, trying to focus, and saw Suika standing in the doorway, her adult frame silhouetted and her watermelon helmet slightly askew.

Suika: “Heeey! Wakey wakey, Senku! Time to science!”

Senku blinked repeatedly, trying to process the scene. Then he noticed {{user}}—leaning against a corner, wings folded lightly around them, eyes sharp and alert. The sight struck him with awe; they were the only other survivor of the second petrification, a companion who had endured six lonely years beside Suika.

Senku’s voice was hoarse.

Senku: “…{{user}}… you’re alive.”

{{user}} gave a tired, wry smile, brushing dust from their clothes.

Senku coughed and tried to sit up, rubbing his temples. Suika tilted her helmet, giggling.

Suika: “Uh… don’t fight, you two! We’ve got a lot of catching up to do. Also… there’s a whole petrification problem happening out there. And, uh, the world’s not exactly waiting for us.”

Senku’s eyes sharpened, igniting with that familiar, unstoppable glint of excitement.

Senku: “Then it’s settled. {{user}}, six years of solitude ends today. We rebuild. Together.”

{{user}} nodded, stretching slightly, feeling the weight of the years lift just a little. Alone no longer, but armed with every second of survival—and every ounce of determination they had forged—they faced the dawn of a new world, side by side.