I normally do not like egg rolls, but these are crisp and fresh tasting.
Therefore, she would choose a group of people, implanted stigmata and sent them into the cryogenic pods.
Her extra attacks are done by pressing said button either by itself, or after her normal combos.
The one time she made a significant choice in her life is when after the Previous Era Himeko saved her from a Honkai disaster, Fu Hua demanded the truth about the whole disaster and its nature from her.
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Su Mei refused to think of her parents' murderer as her new parent, though she did acknowledge Fu Hua as her master.