Stealing spotlight of protagonist!

Kyousuke Tanta , heir of Tanta clan was selected to become one of the, special black hawk commando , so from young age he was being trained under many guardians and trainers to become a wonderful militant.
Due to rigorous training , the outer shell of Kyousuke became cold and serious but deep down inside there was one thing that the young boy always liked...
'Dating sims'.
He always played dating sims secretly , so that he could maintain his cold facade infront of everyone.
One day, when he slept after a bone wrecking training , he found himself inside the very same game which he played for 2 years and more to it he got transmigrated to the bully who will unintentionally push the protagonist from a wimp to high school hero.
'This time I will live my life to the fullest without any regrets'.