Also, are they different games? i've found this game recently

Tried to play today, Have to move the mouse around to see, can't look up or down. The view doesn't follow my movement with asdw. How could the devs be okay with that? Un-playable.

Do I have to play the original The Longest Journey first in order to enjoy this game? Will I somehow be unable to understand the storyline fully if I don't play the prequel?

I am stuck in chapter 5 after April climbs up the scaffolds to the balcony of the tower in Marcuria. The only thing I can interact with is the open door upon which April says "The door is slighly ajar." and "If I do that, Im sure to be noticed." Then there is nothing more I can do. I know I am suppose to be able to interact with the people inside to eavesdrop on them, but the interaction option just doesnt pop up. I know I am also suppose to be able to look at the desk, this interaction option also is not ...

The flashback near the end of the first game where you see her as a little girl. You can see she obviously has elongated non-human ears. It's also heavily eluded that she is a daughter of the White Dragon. As an adult she hides her ears behind her hair. Thoughts?...