Character Relationship Map: Sweet Teeth

Characters

• Zeng Li (played by Wu Xuanyi) — protagonist

  University librarian with braces who overcomes prejudice to develop romantic feelings.

• Ai Jingchu (played by Bi Wenjun) — protagonist

  Handsome dentist and university teacher known for his professionalism and caring nature.

• Liu Yicheng (played by Zhai Xiaowen) — supporting

  University associate who interacts with the main cast and supports the campus storyline.

• Wu Ying (played by Zhang Bojia) — supporting

  Campus figure involved in social dynamics and supporting the central romance plot.

• Deng Haoran (played by Liu Te) — supporting

  Minor campus character with brief interactions contributing to the social backdrop.

• Ma Yiyi (played by Wan Zilin) — minor

  Minor character with a brief appearance, adding depth to the university setting.

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Zeng Li → Ai Jingchu (romantic)

  Overcomes initial prejudice and develops genuine feelings after recognizing his caring nature

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• Liu Yicheng → Wu Ying (social)

  Share university campus interactions and participate in the same social circle

• Deng Haoran → Ma Yiyi (social)

  Briefly interact within the university setting, contributing to the background narrative