Help me find this manga i lost last night :’)

So yeah i fall sleep last night and this morning i accidentally closed the window i was reading so i dont know where to find it!!

The plot was about a boy who talked on the web about his one side love, someone misteriously helped him but at the end it was his classmate. The boy freaked out but the new misterious guy said that he will help him to make his lover to fall in love with him. (actually the two stared to fall in love of each other oh! and i remember they live in the university doorms and one night there was a sad scene in the rain....)

please help me, por favor ayudenme, jeje saludos.