Angenite

Both has:

- Virtual reality game
- Real World/Virtual World (Back and forth, in different ways)
- Modern times
- Romance
- Mystery
- Hard working female leads
- Female leads have a good/supportive family,
- Female lead has a best friend, close by her side

Insted of a VR game, its a virtual hologram "game" based on real humans.
The hologram is the reason why the leads meet, where in LBL, its because of the vr game.

Both has:
- Modern times.
- Digital tools (VR game on one end, and Hologram/ Artificial Intelligence on the other but seems like a game)
- Romance
- Light hearted romance
- Some mystery.
- Nice and hardworking female lead.
- Hidden Identity
- Rich Male lead

- Both seem kinda sad/depressed before they meet the male lead.

Both female leads, from each drama, have had some sort of tragic event happen, in their past.
LBL's Female lead: Left by the alter and not able to move on/finding your own identity
MHL's Female lead: Has prosopagnosia, the inability to recognize faces. Because of her "past".

Both shows, has a female lead, with some amount of trauma, and wants/hopes for some amount of recognition from their own family. Both has contract marriage, with the male lead. The male lead in both has a crush on the female lead first. With the male lead, starting out acting cold.

Both shows have a influential/rich family's from male or female lead
Both show, some darker aspects of manipulation from antagonists or family, and heavy themes of betrayal.
Chemistry between actors are amazing.