彼女は最後にそう言った is an adventure game developed by SYUPRO-DX Inc. for the Android platform. It is a free game that falls under the Games category, specifically the Adventure subcategory.

The game starts with a mysterious letter that sets the story in motion. In the letter, it is mentioned that on the night of the festival, the dead return to this world while wearing masks. This is a strange legend that has been passed down in the protagonist's village. However, the protagonist, Shintaro, never believed in such legends until he received a letter.

On August 14th, the same day as the local festival and the anniversary of his classmate's death, Shintaro receives a letter from his classmate who was supposed to be dead. Intrigued, he visits the observatory as mentioned in the letter. Shintaro is filled with questions - why did she die? Who sent the letter? Can the dead really come back?

As Shintaro gets caught in a time loop, he must uncover the truth amidst the repeating nights with the help of forgotten memories and new ones.