Qǐng Yǔnxǔ Wǒ Zìháo - Ch. 3 - Chapter ctg^2(a): How Could You Understand?! The Loneliness of a Little Kitty!

[MangaDex]

 

[Thegreatestpumpkin]

damn. That was definitely a way to subvert my expectations.

 

[Averagegamercat]

i don't understand the equation of this chapter, what's ctg^2(a)=3?