Historias de Renésimms

In which Mika goes trick or treating and Yuu tries to scare the shit out of him, but ends up failing. You can't make an asthmatic boy run, you know?

(Rewrittened version) Yuuichiro and Mikaela were orphans at Hyakuya Orphanage for four years until they were both adopted by different people. Luckily, they lived nearby...