To restart a Tonie story, first make sure the device is on and then look for the replay option or the button that initiates playback from the beginning. Sometimes, you might need to navigate through the menu to find the restart function.
To unsubscribe from Comic Con on Roku, first navigate to the Roku home screen. Then, go to Settings > Account > Manage subscriptions. Look for Comic Con and select the option to unsubscribe.
It's usually pretty straightforward. Just exit the game completely and relaunch it. Sometimes, there might be an option within the game's menu to restart the story mode specifically.