Bad Genius: The Series Season 1 Episode 5

Lin, a genius who cheats for revenge against the school. Hoping to reclaim the tea money her father paid to the Headmistress; Bank, a son who is dutiful to his mother but has to cheat because fate is always playing tricks with him; Pat, the son of a wealthy family who cheats because he's pressured by his father; and Grace. it's not clear why this young girl cheats. Is it because she's swayed by her friends?