The sweetness from the lead are warmth and typically realistic, they really have chemistry. The ending is bittersweet and I salute how they ended it beautifully, It has sadness but still it is perfect.
If you want some relatively-short, happy romance fluff, this is for you. The OST and the cinematography were pleasant as well. Their chemistry was also very good. The ending was one of the best endings I've seen for a Chinese drama.
If you want a lighter drama that has didn’t drag much, this is a good one. The show then follows the developing relationship between the grieving doctor and the designer who helps him fulfill his deceased fiancee's final bucket list wish, and move onto a new start for himself.