Here is scenario in which KT finishes in first place with 27 additional wins (70 total).

Here are the final standings in the scenario:
            Team	W	L	D	PCT	GB
              KT	70	69	5	0.5036	0.0	See explanation of tie-breakers below.
             KIA	70	69	5	0.5036	0.0	See explanation of tie-breakers below.
           Lotte	70	69	5	0.5036	0.0	See explanation of tie-breakers below.
          Hanwha	71	70	3	0.5035	0.0
              LG	71	70	3	0.5035	0.0
         Samsung	71	70	3	0.5035	0.0
             SSG	71	70	3	0.5035	0.0
          Doosan	70	70	4	0.5000	0.5
          Kiwoom	70	70	4	0.5000	0.5
              NC	66	73	5	0.4748	4.0

Explanation of Tie-breakers:
The following table shows how many games each of the teams tied for first place in the scenario have already won against each other:
Team	KIA	KT	Lotte	Total
KIA	-	7	6	13
KT	5	-	4	9
Lotte	2	6	-	8

The following table shows how many additional games each of the teams tied for first place win against each other in the scenario:
Team	KIA	KT	Lotte	Total
KIA	-	0	4	4
KT	4	-	4	8
Lotte	3	0	-	3

The following table shows how many games total each of the teams tied for first place win against each other in the scenario:
Team	KIA	KT	Lotte	Total
KIA	-	7	10	17
KT	9	-	8	17
Lotte	5	6	-	11

The first tiebreaker does not resolve the tie.
The following table shows how many runs each of the teams tied for first place as already scored against each other in the scenario:
Team	KIA	KT	Lotte	Total
KIA	-	45	42	87
KT	35	-	56	91
Lotte	29	59	-	88

The following table shows how many additional runs each of the teams tied for first place scores against each other in the scenario:
Team	KIA	KT	Lotte	Total
KIA	-	0	4	4
KT	4	-	4	8
Lotte	10	0	-	10

The following table shows how many runs total each of the teams tied for first place scores against each other in the scenario:
Team	KIA	KT	Lotte	Total
KIA	-	45	46	91
KT	39	-	60	99
Lotte	39	59	-	98

KT wins the second tie-breaker against KIA


To construct the scenario, we start with the current standings:
            Team	W	L	D	GL	PCT	GB
          Hanwha	48	33	2	61	0.593	0.0
             KIA	45	36	3	60	0.556	3.0
              LG	45	37	2	60	0.549	3.5
           Lotte	45	37	3	59	0.549	3.5
             SSG	42	38	3	61	0.525	5.5
              KT	43	39	3	59	0.524	5.5
         Samsung	43	40	1	60	0.518	6.0
              NC	36	40	5	63	0.474	9.5
          Doosan	33	48	3	60	0.407	15.0
          Kiwoom	26	58	3	57	0.310	23.5

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	0	6	5	8	4	4	2	8	37
Hanwha	7	-	0	0	0	0	6	0	8	2	23
KIA	7	8	-	2	0	0	4	4	0	0	25
Kiwoom	0	7	1	-	4	7	7	7	8	3	44
KT	0	8	4	0	-	1	4	8	2	0	27
LG	0	5	8	0	8	-	0	0	5	0	26
Lotte	2	0	3	0	0	8	-	8	0	4	25
NC	3	4	5	0	0	5	0	-	5	8	30
Samsung	2	0	6	0	5	0	6	2	-	7	28
SSG	1	5	6	4	8	4	1	0	0	-	29
-----------------------------------------------------------------------------------
Losses	22	37	33	12	30	33	32	33	30	32

					Scenario Additional Draws (Ties) With
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Total
Doosan	-	0	0	0	1	0	1	2	0	0	1
Hanwha	0	-	0	0	0	2	0	1	0	0	1
KIA	0	0	-	3	0	0	1	0	0	1	2
Kiwoom	0	0	1	-	0	0	0	1	0	0	1
KT	0	0	0	0	-	0	2	0	2	0	2
LG	0	1	0	0	0	-	1	0	0	0	1
Lotte	1	0	1	0	0	0	-	0	0	0	2
NC	0	0	0	0	0	0	0	-	0	1	0
Samsung	0	0	0	0	2	0	0	0	-	1	2
SSG	0	0	0	0	0	0	0	0	0	-	0
-----------------------------------------------------------------------------------
Total	1	1	2	1	2	1	2	0	2	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	-	4	2	13	8	12	8	6	7	10	70
Hanwha	12	-	5	8	5	4	10	7	13	7	71
KIA	14	11	-	8	7	4	10	8	3	5	70
Kiwoom	3	8	5	-	7	10	9	9	11	8	70
KT	7	11	9	9	-	5	8	11	7	3	70
LG	4	10	12	6	11	-	4	6	10	8	71
Lotte	7	6	5	7	6	11	-	12	7	9	70
NC	8	8	8	6	5	10	4	-	8	9	66
Samsung	9	3	13	5	7	6	9	8	-	11	71
SSG	6	9	10	8	13	8	7	6	4	-	71
-----------------------------------------------------------------------------------
Losses	70	70	69	70	69	70	69	73	70	70

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