Novel and ff ideas for authors

An alien god who doesn't belong to this universe crash landed to earth and instead of becoming someone like pennywise who feeds on the scared this god instead feeds on the emotion it gets from the beings around it and is living a normal highschool life with its mother or stepmother that found it crash landed on earth and because of that the mother secretly hide the god from the goverment even thought the god still has its powers and is still on its prime its just the body regressed and transformed into small mass of flesh with many eyes with the fleshy parts having tentacles and when it see the mother it transformed into baby human being that has eldritch parts but the god can hide it secretly and when the mother found it, the world was lucky as the alien god have its memories forgotten because of something that backfired after killing a being that have trancended space, time, death, existence, death or a being that have the power to trancend anything and when the alien god fought it it already trancended those five but still managed to defeat it and devoured its power and because it cannot take the power it has no choice but to force itself to acquire it or it will die to that being and in the end the alien god succeded and it was now on earth.