We have confirmed an issue where the game becomes unplayable after fusing puzzles due to the update on September 22, 2023.
We will promptly investigate and address this issue. We apologize for any inconvenience.
[Update September 23rd, 7:54 AM]
Regarding this issue, when the "Skip Animations" option is turned ON, it causes the game to become unplayable after a successful fusion. We kindly request that you turn off the skip feature until this is resolved. We apologize for any inconvenience.