Step into the heartwarming world of Wishing Happiness unto an Idiot Sister, a charming Japanese web novel that combines elements of comedy and romance. The story follows a male protagonist who adores his silly but lovable sister and desires nothing but her happiness. With tags like Caring Protagonist, Cute Story, and Nobles, this oneshot novel captures the essence of sibling relationships and showcases the importance of family bonds in a light-hearted and entertaining manner.