-Rito and Sayaka's After School- is the one-shot chapter of the To LOVE-Ru Darkness manga series published in the combined 22-23 issue of Weekly Shōnen Jump released in April 2019.
Arai Sayaka, one of Yūki Rito's classmates believes that Rito is a dangerous person and called him "Shameless Devil" (ハレンチ魔人, Harenchi Majin). One day, Sayaka is paired up with Rito on an after school duty. While cleaning their classroom, Sayaka asks Rito which girl he likes the most, surprising the guy who thinks about Haruna but doesn't want to answer the question.
Sayaka accidentally activates one of Lala's inventions in her desk, causing her clothes to lift up against gravity. Sayaka eventually falls on Rito while being half-naked. Rito tries his best and finally destroys Lala's invention to stop its effect. The machine explodes and knock Rito unconscious.
Sayaka lets the unconscious Rito to rest on her laps while thinking that the guy is actually reliable.