Miss Chi, Don't Run Away, Mr. Mu Is a Love Brain.

Age difference + robbery + forced love + long-planned + soft spot The yandere younger brother VS the white rabbit older sister Chi Yu'an delivered food to Mu Chi as usual, but unexpectedly bumped into another side of him. The walls were covered with her photos, and the brother next door took her photos... Her face flushed, she panicked for a moment, and ran out desperately, only to be coaxed into bed by the man who had been attracted to her for a long time...