Precious Resource (Patreon)

The rest of the comic is here:
https://www.webtoons.com/en/challenge/kits-orphanage/list?title_no=181549 

Being immortal gives you a lot of advantages in the waiting game, but actually doesn't do much for you in the early investing game. You've got to do things early and often now matter how long you live. Either that or just sit on your vast stores of non-liquid assets like some kind of dragon, but the mice are more into trading.