Asking for a manga

Hi, is there anyone know about this manga and if it is uploaded here if I remember correctly the mc reincarnated in a body of a nobleman kid he was quite chubby but cute then one day his father bring his half brother home his brother has a blonde hair and tan skin his father was quite cold to him and hoping that his half brother would succeed their family he was also not love by his mother so basically his parents are not in good terms and doesn't care to him. After sometime his half brother became attached to him.