Help me Finad a Shojou Manga

It is a reincarnation story about a girl who was reincarnated after being betrayed by her lover.
Its not a revenge story, the female lead understood why she was betrayed by her lover, as her family is greedy and caused great difficulties with the people. In fact, she thought that she was reincarnated just to pay for the sins if her past lives hence her goal is to become alone and go to monastery.
In her reincarnation, she became a maid on the male leads mansion where she was recognized by the ML