Laws of Love That Don't Lose to an Older Brother

# A Brother Complex Sister Challenged Her Brother's Rival and Became Captivated by the Older Sister The protagonist, Airi, makes homemade lunches every day for Sawatari, the senior who rejected her brother. Airi smirked as she recalled Sawatari-senpai smiling and saying it was delicious. "Actually, those weren't made by me—they were made by my brother, the one who rejected you! You'll regret rejecting my brother!" "Airi, I have a bad feeling about this..." "Leave it to me, big brother!" Will Airi's underhand revenge actually succeed, despite her lacking intellect? ※This is a revised version from a doujinshi publication.