Help me...

I bought the manga "Warning! Whispers of Love" and it all just looks dark...and wont let me buy it again. I really want to read it. Q.Q
T.T
I even turned my ipad on and off...
Btw: This is my first purchase...
Help...
Anyone know another app where I could buy the manga from?.?

Xaymii_327 about Digital Manga Publishing Store