Does someone know the manga in which the girl is old and she does something like if the guy looked at her again she wins, then she tried it to a highschool guy then she thought he wasn't looking, but he's actually looking at her through the window
http://www.mangago.me/read-manga/game_over_mizutani_fuka/
Does someone know the manga in which the girl is old and she does something like if the guy looked at her again she wins, then she tried it to a highschool guy then she thought he wasn't looking, but he's actually looking at her through the window