Novel and ff ideas for authors

One day humans have created the worlds first vr mmorpg game and it has obtained a skyrocketing numbers of people playing it and hailed the the best of all time where alot of people quit have become neet's or salted fish because of it.

In another world far far away from earth it was a peaceful and normal fantasy world where wars never happen but one day the demons attacked a human kingdom near the border and a war started between two races and as the other races never joined one of them as they do not want to suffer from the war so they have hidden themselves like the elves who have gone into hiding the their forest has even been more tightly guarded while the dwarves moved to a mountain range and mined below to build their home while the others such as angels and dragons are just observers.

And while all that happens suddenly immortal beings who came back to life after death the people of unknown origins who came out of knowhere of different races seemed to be thinking that the war existed for them to have fun, and they call the people of this world npcs with no one understanding what it means and likes to curse alot and some of them even talk to the air like crazy people.

And outside the continent the sea lived mermaids who lived the life of peace and harmony while hunting humans they encountered as food.