Harem End

itou seita was supposed to be an ordinary college student, but suddenly he found himself in an anime-like situation when 5 girls alien, little sister, childhood friend, tsundere, and fiance showed up in his apartment and decided to start living with him. is this your typical harem or is there something else going on behind the scenes? a formerly popular but now disgraced and unemployed seiyuu/idol hira**** aya gets a generous proposal to voice the lead part, magical girl killemall, in a mysterious animation company production. but is that company harboring certain secrets? finally, how do these two stories connect together to lead to a perfect harem ending? also, contains 5 extra short stories.