New Kids War Season 2 Episode 4

The next day, Momoko reluctantly joins her class. In Kaori's class, she solves the difficult math problems that no one else can solve, making Kaori happy. Momoko is called to her father's house the day after that, but when she is given some money, she questions whether it is the money to cut ties and explodes in anger as she is overwhelmed by sadness. Meanwhile, Hana talks with Kishimoto Ryohei and tries to somehow get along with Momoko, but she is treated coldly, and they end up in a huge fight. In the midst of all that, Kaori and Koichiro's wedding took place... (Source: Japanese = hicbc.com || Translation = mario121 at MyDramaList)