Assassination: I Transmigrated and Became Korosensei

[Assassination Classroom fan fiction + comedy + a crazy author]

My name is Ying. I’m an emotionless assassin, currently ranked number one on the dark web’s assassin rankings under the codename Grim Reaper. But on my final mission, my employer set me up and got me killed. As I lay dying, a strange voice sounded in my head: “Ding! Host detected on the verge of death. The Assassin Training System is about to collapse and disband. The Host will now be taken to another world.” After the voice fell silent, I sank into endless darkness. I thought I was dead, but when I opened my eyes again, I found myself transformed into a strange creature covered in tentacles...

(A friendly reminder from yours truly: I really have no idea how to write an opening. Please bear with me and keep reading. If you really don’t like it, go ahead and roast me. Don’t ask why: the author’s a total goofball.)