If you want maximum useful rewards without becoming a full-time quester, follow this route:
Lv.24
Camila's Gem
Quick Pig Illustrated lottery.
Lv.25
Do your Crafting Lv.5 quest if applicable.
Lv.32
MUST DO
Mr. Wetbottom's Secret Book → Returned Secret Book
Get Sauna Robe.
Lv.36
Do Cursed Dolls while training at Zombie Lupins.
Lv.41
Complete Ronnie's material chain while farming Drakes.
Lv.42
Start Pia's Gift, but calculate material cost first.
Lv.44
MUST DO
Jane's Final Challenge
Get offensive glove scroll.
Lv.45
Do John's quests if you're comfortable with jump quests.
Lv.46
MUST DO
Icarus chain
Get Icarus Cape.
Lv.48
MUST DO BOTH
Building a New House for Blackbull
and
Taking Out the Alligators 1
Then:
Taking Out the Alligators 2
for your selected cape stat scroll.