CPUs and idols (HDN harem x OP male oc x love live harem)

now with the 4 nations has established peace with each other, the goddesses no longer have to fight for shares. And the peace wouldn't be possible without the only male in gamindustri, Toad Skywalker who's friends with the 4 goddesses, of course they want to be more than just friends with him, they want to be their boyfriend. Toad however is known to have a good singing voice by the goddesses. But when they were transported to another world, they had the settle being high school students. Things get even more interesting when they meet the idol group μ's so they talk Toad into singing for them and every other girl that fell in love with him.