My Sister Came (2014)
Original Title: お姉ちゃんが来た
Tomoya’s father remarries to another woman, giving him a stepsister, Ichika. However Ichika is 17-years old and has completely fallen in love with her stepbrother who is only 13!! Families will collide in the most unusual fashion this season, in the new anime short: ONEE-CHAN GA KITA!
My Sister Came - watch online: stream, buy or rent
Currently you are able to watch "My Sister Came" streaming on Crunchyroll for free with ads.