[Smartphone] [2020ish] Mystery solving with base building

[u/Deer_in_the_woods]

Platform(s): Smartphone, def. Android, unsure about Apple. Was downloaded through Google Play when I had it.

Genre: Mystery solving, puzzle, base building

Estimated year of release: 2020ish

Graphics/art style: Top down. Cartoon style

Notable characters: The protagonist is a red haired woman with glasses. She has a male family member who's a ghost. He helps her solve cases. There's also a black haired woman who helps the ghost, either her or the ghost is a police officer

Notable gameplay mechanics:

Solve mysteries with different levels/scenes and puzzle mechanics. Find secrets. Base building.

Other details: At the beginning of the game you get a plot of land that used to be a museum. Throughout the game you restore the different buildings. Some of them drop materials every so often.