To improve security, we will soon start forcing password resets for any account that uses a weak password on the next login. If you have a weak password or a defunct email, please update it now to prevent future disruption.
As far as i understand there are two endings: One if you satisfy every of the grandson desires and one if you don't. Lot of sex vs a sad lonely and horny grandma
I translated the different options in the config screen in red. No effect on translation means that the setting only applied to the original Japanese text (eg font settings) and do not work on the english text. Previous choice (hotkey B) means to return to the previous choice for you to try a different option.