Perhaps I'm The Replacement

Miles is a baseball player who is desperate to be with the girl he'd roaming, Gabi. He hasn't given an eye from the girl. Miles knew whom Gabi's in love with, While Miles seeing her falling for the man she can't ever be. A friend introduced Miles to her. Then there's a swear, the swear that makes a huge gap between their relationship. The promise that made him a replacement for Gabi's thirstiness for love.