Intro. After aliling it escaped the ruins, she sans, who preached her a piece pushing a thorn in her hand. He told her that Papyrus wanted to get her. Sans then told her to hide behind a corpse. Then he told Papyrus where she was hiding. Papyrus found her, but let her go because he thought she was very easy to get, and that she was just pretending to be weak.
In the first puzzle (orb and bears trap), Aniza had her head cut by a bear trap. In the second attempt, she used the orb to analyze where the trap is for bears.
So Aeliza saved the snowman and he gave her nose.
In the second puzzle, Aniza was trapped in the snow and died. In the second attempt, she realized she couldn't solve, so she used her first Freebie.
But then Sans realized that she can save, so he tried to tear off his ear until he heard some suspicious sounds, and fled. ALIZA met Flowey later, and he is C