got this trying to finish the story
```
I'm sorry, but an uncaught exception occurred.
While running game code:
File "game/script.rpy", line 1522, in script call
call tsug_chasing from _call_tsug_chasing
File "game/script.rpy", line 1531, in script call
call megan_negotiations from _call_megan_negotiations
File "game/script.rpy", line 1508, in script call
call raid from _call_raid
File "game/script.rpy", line 2163, in script call
call lori_first_date from _call_lori_first_date
File "game/script.rpy", line 598, in script call
call taina_talk from _call_taina_talk
File "game/script.rpy", line 2184, in script call
call screen home_navigation
File "game/script.rpy", line 1587, in script call
call isa_relief from _call_isa_relief
File "game/script.rpy", line 598, in script call
call taina_talk from _call_taina_talk
File "game/hall_events.rpy", line 482, in script call
call mutant_holiday from _call_mutant_holiday
File "game/hall_events.rpy", line 2542, in script call
call mutant_holiday_selector from _call_mutant_holiday_selector
File "game/hall_events.rpy", line 2563, in script call
call mh_dancer from _call_mh_dancer
File "game/hall_events.rpy", line 2739, in script call
call mh_rus_roulette from _call_mh_rus_roulette
File "game/hall_events.rpy", line 2558, in script call
call mh_bahuton from _call_mh_bahuton
File "game/hall_events.rpy", line 2568, in script call
call mh_tene_talk_to_mc from _call_mh_tene_talk_to_mc
File "game/hall_events.rpy", line 407, in script call
call attack_the_horde from _call_attack_the_horde
File "game/hall_events.rpy", line 3283, in script call
call choose_escape from _call_choose_escape
File "game/hall_events.rpy", line 470, in script call
call taking_cat from _call_taking_cat
File "game/script.rpy", line 1599, in script
$ party_exp=exp
File "game/script.rpy", line 1599, in <module>
$ party_exp=exp
NameError: name 'exp' is not defined
-- Full Traceback ------------------------------------------------------------
Full traceback:
File "game/script.rpy", line 1522, in script call
call tsug_chasing from _call_tsug_chasing
File "game/script.rpy", line 1531, in script call
call megan_negotiations from _call_megan_negotiations
File "game/script.rpy", line 1508, in script call
call raid from _call_raid
File "game/script.rpy", line 2163, in script call
call lori_first_date from _call_lori_first_date
File "game/script.rpy", line 598, in script call
call taina_talk from _call_taina_talk
File "game/script.rpy", line 2184, in script call
call screen home_navigation
File "game/script.rpy", line 1587, in script call
call isa_relief from _call_isa_relief
File "game/script.rpy", line 598, in script call
call taina_talk from _call_taina_talk
File "game/hall_events.rpy", line 482, in script call
call mutant_holiday from _call_mutant_holiday
File "game/hall_events.rpy", line 2542, in script call
call mutant_holiday_selector from _call_mutant_holiday_selector
File "game/hall_events.rpy", line 2563, in script call
call mh_dancer from _call_mh_dancer
File "game/hall_events.rpy", line 2739, in script call
call mh_rus_roulette from _call_mh_rus_roulette
File "game/hall_events.rpy", line 2558, in script call
call mh_bahuton from _call_mh_bahuton
File "game/hall_events.rpy", line 2568, in script call
call mh_tene_talk_to_mc from _call_mh_tene_talk_to_mc
File "game/hall_events.rpy", line 407, in script call
call attack_the_horde from _call_attack_the_horde
File "game/hall_events.rpy", line 3283, in script call
call choose_escape from _call_choose_escape
File "game/hall_events.rpy", line 470, in script call
call taking_cat from _call_taking_cat
File "game/script.rpy", line 1599, in script
$ party_exp=exp
File "E:\Games\LordKing-1.3-pc\LordKing-1.3-pc\renpy\ast.py", line 914, in execute
renpy.python.py_exec_bytecode(self.code.bytecode, self.hide, store=self.store)
File "E:\Games\LordKing-1.3-pc\LordKing-1.3-pc\renpy\python.py", line 2028, in py_exec_bytecode
exec bytecode in globals, locals
File "game/script.rpy", line 1599, in <module>
$ party_exp=exp
NameError: name 'exp' is not defined
Windows-8-6.2.9200
Ren'Py 7.3.5.606
Lord King 1.3
Wed Dec 01 05:06:48 2021
```