第 40 集: Su-chan與Chi-chan展開激戰，O-chan則與爺爺爭奪媽媽的生日禮物

40

Fateful rivals! Su-chan and Chi-chan are having a big battle! Even against her big sister, the president of the company is unstoppable! And then there is the love-sister duel between O-chan and Grandpa! The battle between the two as they vie for the depth of their love for their grandchildren is also a must-see! On Mom's birthday, Chi-chan gives her a wonderful present, and the battle between the two is fierce! It's a tear-jerking triple feature! A three-part feature film! (Source: Official website, translated)