MUKC-093 Alone with a naughty girl... A pure underground idol who seduces an old man otaku and takes him on a cosplay hot spring trip Miku Arima

[Once you've had sex with her, you're sure to become addicted. You'll want to support her for the rest of your life.] The moment they're alone, her heat switch is turned on. She looks up at you with a lewd look... and the 'naughty