From mochi*mochi:
A new part-time worker transfers to the children's book section where Ritsu Izaki works. He seems to be attached to Ritsu, but he always slacks off at work...!?

From mochi*mochi

Taki wants to become a great chef just like his dad. His best friend Issei understands this very well, but when he calls his cooking "crap" Taki can't help but feel hurt...