Re-udemonia -take a step backward-

He chased her around the park in a game. But the game was confusing.
"If you can catch me, I'll leave you alone!"

In this world, saying I love you is mundane. Commonplace.
It's not the same as saying I'm happy.

Play as protagonist Shigeru as he spends 7 conflicted days with girlfriend Yuka - or is that really what she is?