The Girls Who Traumatized Me Keep Glancing at Me, but Alas, It’s Too Late is a Manga/Manhwa/Manhua in english language, SUGGESTIVE 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

Kokonoe Yukito has always been unlucky when it comes to women. He was rejected by his childhood friend, which he thought they had mutual feelings for each other. He sister hates him. His mother neglected him— Due to all these trauma stacking with each other, his emotions were completely destroyed. When Yukito enters high school, the girls who inflicted these pain on him started to care for him...?! Thus commence a youthful Romcom full of misunderstandings!