Ruri no Houseki

The Extreme Inside a Beaker

Unearthed Memories

Bonus

Washing stones

So you really can collect stuff like this, huh

How to Put Away the World You Picked Up

The Convergence Point of Past and Future

Look Up, Peer In, Search, and Onward!

Water, Change, and Sedimentation

A Detour? A Side Path? A New Discovery!

Bonus

The Sapphire Cradle

Stained Glass Illuminating the Tunnel Road

The Abandoned Track of One Sentence

Extra: Nagi-san's Grand Clean-Up

A 1.9-Million-Ton Time Capsule

Elegy in Dusk-Hued Amber

The Recycling Plant by the Shore

Bonus

The Blue Beckons

Engraved on Paper

Seen and Unseen Worlds

Beyond the Glow