We learn that Kalim once ate poisoned food that put him in a coma for two weeks, while he has refused to eat curry since the day that Jamil (his poison tester) was poisoned on his behalf.

0:00 - Kalim poisoned at 13 years old
1:04 - Kalim's talent: poison recognition
1:59 - Jamil, Kalim's poison tester
2:20 - The threat to Kalim from his family (changed on EN)
2:54 - Working around the rule that Kalim does not eat anything no prepared by Jamil