C90 Accidentally Met Acquaintances

Mu Jin was wearing high heels today. It took her a long time to climb to the fourth floor. Just as she wanted to rest, she saw an old man faint at the staircase. She did not know how the situation was and looked at the scattered vegetables around him. He must have just gone out to buy vegetables.

He quickly went forward and helped the old man up. After making a few simple treatments