On March 10, the developer Yititanium Games announced that the mystery game "Mercury Sanatorium" will be linked to the horizontal narrative adventure game "Three-Phase Strange Talk", which is expected to be officially launched on March 14, and the specific linkage content has not been announced yet.
The game "Mercury Sanatorium" was released on November 22, 2024. Currently, Steam players have evaluated "specially positive reviews" (93% positive reviews), while "Three-Phase Talk" was released on January 14, 2025. Currently, Steam players have evaluated "promising praises" (99% positive reviews).