Stream anime episodes online for free. Watch Rumbling Hearts Episode 12 English version online and free episodes. Anime Episode guide, Chapter Rumbling Hearts Episode 12 English dubbed Episode 12 – Friends to Enemies Mituski takes time off to care for Takayuki as he recovers from his cold, but after she reveals to Takayuki about her one night stand and seeing that she cannot compete with Haruka for Takayuki’s affections, she decides to break up. After Takayuki recovers, his boss calls him in, and things seem normal at least at work with the goofy Ayu-Mayu girls until Shinji arrives at the restaurant. In the meantime, Akane has been watching over Haruka, who manages somehow to wake up again.