Here is scenario in which NC finishes in first place with 18 additional wins (73 total).

Here are the final standings in the scenario:
            Team	W	L	D	PCT	GB
         Samsung	73	67	4	0.5214	0.0	See explanation of tie-breakers below.
              NC	73	67	4	0.5214	0.0	See explanation of tie-breakers below.
             KIA	74	68	2	0.5211	0.0
              LG	74	68	2	0.5211	0.0
              KT	73	68	3	0.5177	0.5
           Lotte	73	68	3	0.5177	0.5
          Doosan	72	68	4	0.5143	1.0
          Hanwha	69	71	4	0.4929	4.0
             SSG	65	74	5	0.4676	7.5
          Kiwoom	56	83	5	0.4029	16.5

Explanation of Tie-breakers:
NC and Samsung 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
         Samsung	71	46	3	24	0.607	0.0
              KT	69	45	3	27	0.605	0.5
              LG	68	52	1	23	0.567	4.5
             KIA	65	52	2	25	0.556	6.0
          Doosan	61	57	4	22	0.517	10.5
              NC	55	58	2	29	0.487	14.0
             SSG	52	66	5	21	0.441	19.5
          Hanwha	51	65	3	25	0.440	19.5
           Lotte	51	65	2	26	0.440	19.5
          Kiwoom	43	80	3	18	0.350	31.0

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	-	0	1	0	2	1	0	3	4	0	11
Hanwha	1	-	1	0	2	4	1	4	3	2	18
KIA	0	0	-	0	5	1	0	0	3	0	9
Kiwoom	3	4	1	-	2	0	0	0	2	1	13
KT	1	0	0	0	-	1	0	0	2	0	4
LG	0	0	4	0	0	-	0	0	2	0	6
Lotte	2	2	2	3	6	3	-	0	3	1	22
NC	2	0	5	0	2	3	2	-	0	4	18
Samsung	0	0	0	0	2	0	0	0	-	0	2
SSG	2	0	2	0	2	3	0	2	2	-	13
-----------------------------------------------------------------------------------
Losses	11	6	16	3	23	16	3	9	21	8

					Scenario Additional Draws (Ties) With
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Total
Doosan	-	1	0	0	1	1	0	0	1	0	0
Hanwha	0	-	0	1	0	0	1	0	0	0	1
KIA	0	0	-	0	0	0	1	0	0	1	0
Kiwoom	0	0	0	-	1	0	0	2	1	0	2
KT	0	0	0	0	-	0	0	0	0	1	0
LG	0	0	0	0	0	-	0	0	1	0	1
Lotte	0	1	0	0	0	0	-	0	0	1	1
NC	0	0	0	2	0	0	0	-	0	2	2
Samsung	0	0	0	0	0	1	0	0	-	0	1
SSG	0	0	0	0	0	0	0	0	0	-	0
-----------------------------------------------------------------------------------
Total	0	1	0	2	0	1	1	2	1	0

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	-	7	9	9	6	5	9	11	9	7	72
Hanwha	8	-	7	4	5	11	10	7	6	11	69
KIA	7	9	-	11	10	5	9	2	12	9	74
Kiwoom	7	11	5	-	5	5	2	6	6	9	56
KT	9	11	6	10	-	11	5	10	5	6	73
LG	10	5	11	10	5	-	8	7	8	9	74
Lotte	7	5	6	14	11	8	-	5	9	8	73
NC	5	9	14	8	6	9	11	-	4	7	73
Samsung	6	8	5	10	11	7	7	11	-	8	73
SSG	9	5	5	7	9	7	7	8	8	-	65
-----------------------------------------------------------------------------------
Losses	68	71	68	83	68	68	68	67	67	74

					Scenario Total Draws (Ties) With
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Total
Doosan	-	1	0	0	1	1	0	0	1	0	4
Hanwha	0	-	0	1	0	0	1	0	0	0	4
KIA	0	0	-	0	0	0	1	0	0	1	2
Kiwoom	0	0	0	-	1	0	0	2	1	0	5
KT	0	0	0	0	-	0	0	0	0	1	3
LG	0	0	0	0	0	-	0	0	1	0	2
Lotte	0	1	0	0	0	0	-	0	0	1	3
NC	0	0	0	2	0	0	0	-	0	2	4
Samsung	0	0	0	0	0	1	0	0	-	0	4
SSG	0	0	0	0	0	0	0	0	0	-	5
-----------------------------------------------------------------------------------
Total	4	4	2	5	3	2	3	4	4	5