One Week Friend (2022)

Both are set in school and both MLs have amnesia due to a traumatic event/injury which has caused them to forget their relationship with the FL who they then meet again.

The female lead in the movie have secret disease or illness or phobia. She appeared to be cute, weak, and the male lead fell for her

The female lead in both movies suffer from rare disease. Very romantic. Beautiful couple. Memorable. Loyalty.

Very romantic movies. Both female lead suffer from illness. The love grow. Male lead pick up caring task and stick to the female lead