- MLs wants to end his endless sufferings with the help of FLs
- When she helps him out, he will die.

These two are both fantasy k-dramas. Bulgasal is heavier in plot terms including revenge, reincarnation, mystery thriller. Alchemy of Souls is a balance between romance, action and comedy.

Same writer Mo Bao Fei Bao. They have similar vibes.
FL is warm and cheerful. ML is a bit cold and introverted. FLs fell in love at first sight with ML and chased after him.

These are Chinese historical dramas which also made sequels set in modern days. Both contains two parts.

These dramas have past (historical) and present (morden) counterparts of the lead couple's reincarnations. It was a sad romance in historical part. Both have talented lead actors and amazing chemistry between them.

MLs are rich and somewhat blind. In Crush, ML is blind. In Rich Man, ML has Prosopagnosia, a face blindness condition. 

Both are Chinese dramas with MLs having some blindness condition. In Crush, ML is blind. In My Unicorn girl, ML has Prosopagnosia, a face blindness condition. Both have sweet and beautiful romance.

Both MLs are rich, lonely and has disorder (ML is blind in Crush). FLs help MLs to feel better. MLs are also cold on the outside. FLs are strong. Love the lead couple and chemistry between them.

In Crush, ML is blind. In My Holo Love, FL has face blindness disorder, and can't recognize faces. Both somehow different, but both delivered very well in romance.

These two are very different dramas, one is Korean drama and another one is Chinese drama. But, both male leads have somewhat blindness problems. In TBI male lead has face blindness disorder, while in Crush male lead is visually impaired. The pairing, the romance and chemistry in both dramas is excellent in every way.

Both dramas are starring Xu Kai as male lead actor. Both are fantasy historical dramas. ALP is a Xianxia romance drama. DOTSE is a Xuanhuan genre drama.

Both are very different dramas, but both has Xu Kai as male lead actor. ALP is a xianxia romance with Gods and immortals. FIYS is a modern e-sports romance drama. Both have a beautiful love story, great chemistry and amazing casts.