Thre's been an accident, and the update process might overwrite/delete your saves. We are very sorry that this happened, please, if you can, make a backup of
Steam\\steamapps\\common\\Love Stories Furry Shades of Gay\\Love Stories\\Love Stories_Data\\NaninovelData\\Saves
folder before updating.
Again, we are very sorry that this happened and will try our best not to repeat this mistake.