Serendipity

Serendipity is a main character in the story Summonoid.

Story
Shortly after being made, Serendipity pretended to help Summonine. 4 years later, SA #1 notices that she is pretending, so he tries to convince her to truly help Summonine, but SA #2 stops him. They let Serendipity decide for herself. A few days after this, however, she becomes ambivalent on whether she should help the ally villagers or Summonine out. Depending on the ending, Serendipity either chooses to help the ally villagers out, to help Summonine out, or to remain ambivalent.