Arisugawa Ren tte Honto wa Onna Nanda yo ne 8

Led by Hina, Kyohei and Ren end up going to karaoke together. Unaware that Ren is a girl or of her feelings for Kyohei, Hina innocently clings to Kyohei right in front of Ren. Watching Hina freely seduce Kyohei, Ren finally loses it and has an emotional outburst...