It starts off with the life and times of a lost love, centers around the ups and downs of a commited relationship, and finally ends with two people quite literally falling in love. 

When college senior and baseball player Park Bom is given one final chance to prove her worth in the annual university world championship league, the last thing she expected to find at the end of a homerun were two star-struck little boys staring back at her in admiration. 

Kwon Jiyong regrets many things. He regrets leaving when he should have stayed. He regrets having been too busy to have seen her text. He regrets the nights he spent without her, the days he spent with her for they only helped to further tear into his already bleeding heart. Now he regrets many more.