We believe things become more complicated in So Joon's life after he sees his future and try to change things for the future he forgot Ma Rin keep secrets and neglect the present. If he could have stayed honest and started a normal life thing wouldn't be this much tangled and they can both be saved in future.
Well who knows what the future is but seeing what will happen next was a given gift to the time traveler. here we also suspect the other time traveler ajhussi who looks to help So Joon and teach him how to avoid future misfortune he made So Joon actually avoid the relation with Ma Rin. She end up doubting So Joon and find out he might be a time traveler. Looking forward to find out more about So Joon and Ma Rin present and future life stay tuned.