Here is scenario in which NC wins 121 additional games (129 total) but does not necessarily finish in first place.

Here are the final standings in the scenario:
            Team	W	L	D	PCT	GB
              NC	129	15	0	0.8958	0.0	See explanation of tie-breakers below.
              KT	129	15	0	0.8958	0.0	See explanation of tie-breakers below.
          Doosan	85	55	4	0.6071	42.0
         Samsung	67	73	4	0.4786	60.0
          Hanwha	64	80	0	0.4444	65.0
              LG	62	78	4	0.4429	65.0
          Kiwoom	62	82	0	0.4306	67.0
             KIA	53	91	0	0.3681	76.0
           Lotte	33	111	0	0.2292	96.0
             SSG	28	112	4	0.2000	99.0

Explanation of Tie-breakers:
KT and NC tie for first place and play a post-season game; the winner is awarded first place in the final standings and the loser is awarded second place.

To construct the scenario, we start with the current standings:
            Team	W	L	D	GL	PCT	GB
              KT	14	6	0	124	0.700	0.0
              LG	13	6	0	125	0.684	0.5
         Samsung	12	6	1	125	0.667	1.0
             SSG	11	8	0	125	0.579	2.5
             KIA	10	10	0	124	0.500	4.0
          Doosan	8	11	1	124	0.421	5.5
          Hanwha	8	11	0	125	0.421	5.5
              NC	8	11	0	125	0.421	5.5
           Lotte	6	13	0	125	0.316	7.5
          Kiwoom	6	14	0	124	0.300	8.0

The next two tables show, respectively, how many of their remaining games each team wins and ties against each of the other teams in the scenario:

					Scenario Additional Wins Against
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Wins
Doosan	-	13	13	14	0	16	15	0	0	6	77
Hanwha	0	-	13	0	0	15	14	0	0	14	56
KIA	0	0	-	13	0	0	16	0	0	14	43
Kiwoom	0	14	0	-	0	0	13	0	16	13	56
KT	13	13	15	13	-	14	14	4	13	16	115
LG	0	0	13	13	0	-	0	0	11	12	49
Lotte	0	0	0	0	0	13	-	0	14	0	27
NC	14	16	13	15	9	14	13	-	13	14	121
Samsung	13	13	14	0	0	0	0	0	-	15	55
SSG	4	0	0	0	0	0	13	0	0	-	17
-----------------------------------------------------------------------------------
Losses	44	69	81	68	9	72	98	4	67	104

					Scenario Additional Draws (Ties) With
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Total
Doosan	-	0	0	0	0	0	0	0	1	3	3
Hanwha	0	-	0	0	0	0	0	0	0	0	0
KIA	0	0	-	0	0	0	0	0	0	0	0
Kiwoom	0	0	0	-	0	0	0	0	0	0	0
KT	0	0	0	0	-	0	0	0	0	0	0
LG	0	0	0	0	0	-	0	0	3	1	4
Lotte	0	0	0	0	0	0	-	0	0	0	0
NC	0	0	0	0	0	0	0	-	0	0	0
Samsung	1	0	0	0	0	3	0	0	-	0	3
SSG	3	0	0	0	0	1	0	0	0	-	4
-----------------------------------------------------------------------------------
Total	3	0	0	0	0	4	0	0	3	4

The next two tables show, respectively, how many total games each team wins and ties against each of the other teams in the scenario:

					Scenario Total Wins Against
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Wins
Doosan	-	14	15	15	1	16	16	1	0	7	85
Hanwha	2	-	13	2	0	15	16	0	0	16	64
KIA	1	3	-	16	0	1	16	1	1	14	53
Kiwoom	1	14	0	-	1	1	14	1	16	14	62
KT	15	16	16	15	-	16	15	6	14	16	129
LG	0	1	15	15	0	-	2	2	12	15	62
Lotte	0	0	0	2	1	14	-	0	16	0	33
NC	15	16	15	15	10	14	16	-	13	15	129
Samsung	15	16	15	0	2	1	0	3	-	15	67
SSG	6	0	2	2	0	0	16	1	1	-	28
-----------------------------------------------------------------------------------
Losses	55	80	91	82	15	78	111	15	73	112

					Scenario Total Draws (Ties) With
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Total
Doosan	-	0	0	0	0	0	0	0	1	3	4
Hanwha	0	-	0	0	0	0	0	0	0	0	0
KIA	0	0	-	0	0	0	0	0	0	0	0
Kiwoom	0	0	0	-	0	0	0	0	0	0	0
KT	0	0	0	0	-	0	0	0	0	0	0
LG	0	0	0	0	0	-	0	0	3	1	4
Lotte	0	0	0	0	0	0	-	0	0	0	0
NC	0	0	0	0	0	0	0	-	0	0	0
Samsung	1	0	0	0	0	3	0	0	-	0	4
SSG	3	0	0	0	0	1	0	0	0	-	4
-----------------------------------------------------------------------------------
Total	4	0	0	0	0	4	0	0	4	4