Evolution: Starting as a Turtle

[Evolution + no heroine + System + not a goody-two-shoes + ruthless and decisive + master schemer] Chen Jiang is reborn as a turtle and is already starving to death from the start. Fortunately, there’s always a way out, and a little earthworm appears... Enemy: This guy is such a bastard! He even disturbed our ancestors’ graves! System: I may not be human, but at least I have some morals. You don’t have a shred of decency, damn it! Chen Jiang: With devouring at my disposal, what’s the easiest thing to devour? Obviously, something that just lies there and doesn’t move!