It seems your request might refer to a few different titles. Please clarify if you are looking for a review of:
(Korean BL drama): A darker, more intense series also known as Bi-mil Sa-i . OUR SECRET BOY.zip
(2023 Japanese film): A high school romance involving a secret exchange diary. It seems your request might refer to a few different titles
Once you let me know which one you're interested in, I can put together a detailed for you! Secret Relationships | 비밀 사이 || Korean BL Review OUR SECRET BOY.zip