Karasu no Dannasama!

From Naono Holics: Nitori is looking forward to a sweet and calm life of a newlywed together with his husband the raven g** Karasuma. However, that tranquility, and their very relationship, is put to the test when they visit together Karasuma's homeland. Is there a warm nest and baby chicks is the future of the newlyweds, or...?