Ore no Imouto ga Konnani Kawaii Wake ga Nai., Zetsuen no Tempest Recommendations
Both Mahiro & Kyousuke will do anything for their loving sister.
Both Mahiro & Kyousuke will give up everything for their loving sister.
The difference between the two:
Oreimo 2 is about the brother and sister relationship while Zetsuen no Tempest is about finding the Killer of Mahiro's sister, Cause the big question in these anime is
WHO MURDERED MAHIRO'S SISTER?