Saegusa-san manifests love with Glasses-senpai is a Manga/Manhwa/Manhua in english language, ROMANCE series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

Get ready for this romance comedy where a cool, expressionless girl and a serious boy get swept up in a steamy romance (and a bit of other things as well!) Saegusa-san is a cool lone wolf who in reality is asocial, a downer, and overall sucks at interacting with others. But she harbors a secret. She’s actually going out with her senior, referred to by everyone as Glasses-Senpai. In order to close the gap between them, every day Saegusa-san puts herself on the line (in more ways than one!) On the other hand, Glasses-Senpai is agonized over Saegusa-san’s unintentional sex appeal. If he is Saegusa-san’s first boyfriend, then she is his first girlfriend, and neither of them have any clue about how far they should go! Where will this romance end up?! Buckle in for this flirtatious romance comedy packed with 1,000,000% sugar!