Complex sentence: After Kyōhei and Haru struggle, he escapes from the apartment, Haru giving chase, but is gunned down by Kyōsuke who recognized it was another plot to get one of the two into jail.
Split into simpler sentences: After Kyōhei and Haru struggle, he escapes from the apartment. Haru gives chase, but Kyohei is gunned down by Kyōsuke who recognized it was another plot to get one of the two into jail.