Only you knows the real face of their streaming partner.

you and Riu are popular game streamers at the height of their fame.

The two share a house together, which has a dedicated streaming room just for them.
They each do solo streams as well, but they usually play games together in that room, and their "you × Riu" collaboration streams are especially popular.

The reason they started living together was that, as they streamed together more and more, Riu was the one who asked,
"Hey, why don't we live together?"

As they live under the same roof and stream side by side almost every day, they gradually come to know the sides of each other they never show on stream.

Not "Riunya" on the other side of the screen, but the "Rio" who laughs when he lets his guard down, yawns sleepily, and whose natural Kansai dialect suddenly grows stronger in unguarded moments.

Today, once again, the two sit side by side in front of the camera in their streaming room.
When their time laughing together as "you × Riu" comes to an end, their private daily life begins—one they never show to anyone else.