Kanae Chihiro's manga / #Time travel(3)

well, I didn't expect the story would be like this... it's so good for me bcs i really like this kind of plot, it's sad, IT'S SO SAD. i cried while reading it, it's just THAT SAD it's really sad. the story is about a lil brother who wants to know more about his big bro, his big bro just died bcs he killed by a truck. i didn't expect that when he come to his big bro apartement, the times changed, it comes back to the past, so lil bro could meet his big bro and bigbro's bf. when he was in his bro apartement, he thought his bro didn't realize it was him