Rwby x male reader

Yn ln a huntsman in training but there was no weapon that can help him out till a meteor hits his yard as it was a watch as it attaches to Yn wrist and Yn can transforms into aliens so Yn uses the watch to get into beacon academy meeting ruby and the others train to be huntsman and huntress but on there adventures Its more crazier and dangerous letting up to a dark secret that Ozpin been hiding