luck-books

As the forever 17-year-old Peeping Tom, no, as the forever 17-year-old Youkai Sage Yakumo Yukari''s younger brother, Yakumo Sumi felt a great deal of pressure. Although he didn''t have to worry about being rolled over by his own sister''s keyboard, however... "Sumi-kun, you were definitely thinking some very rude things just now, weren''t you!? The boundary between waves and particles!""No, sis...!" Boom... Sumi, who was blown away to the Forest of Magic, looked at the black and white in front of him with a silly expression. ps· This book is actually just about becoming Yukari''s younger brother, a new-born Youkai Sage, who while messing around in Gensokyo, goes to various anime worlds to cruelly observe the main characters on a daily basis. Another ps· Just take this introduction as true, and... how could my sister possibly be so black-hearted...