(http://ist1-2.filesor.com/pimpandhost.com/4/6/5/7/46573/y/T/o/s/yTos/Oh%21%20Imoto%20003_m.jpg)
She loved to scrub her onii-chan's back when they were little. Now they're older, yet she's still fixated on him. When onii-chan refuses to bathe with her she charges into the bathroom: "I'm bigger now, so I can do it right!"
[From Baka-Update]
Enjoy :D
Mirror: Megaupload (http://www.megaupload.com/?d=W1FV3VXU)/Mediafire (http://www.mediafire.com/?i5e1oem7b0n6z64)
the art from this guy has improved considerably, since this was released