How to Get The Lightning Bow in Der Eisendrache - Turn on subtitles

I teach you how to get the lightning bow, in my opinion the most OP bow in Der Eisendrache. Sorry for no intro, I tried to combine the two videos but the subtitles weren't showing. I didn't feel like retyping all of the subtitles again, it took 20 minutes to type all the subtitles. How to get Wrath of the Ancients bow: ******