Here is scenario in which Lotte makes the postseason with 31 additional wins (45 total).

Here are the final standings in the scenario:
            Team	W	L	D	PCT	GB
         Samsung	121	20	3	0.8582	0.0
             KIA	110	30	4	0.7857	10.5
              NC	103	37	4	0.7357	17.5
              LG	97	43	4	0.6929	23.5
           Lotte	45	95	4	0.3214	75.5	See explanation of tie-breakers below.
          Doosan	45	95	4	0.3214	75.5	See explanation of tie-breakers below.
          Hanwha	45	95	4	0.3214	75.5	See explanation of tie-breakers below.
          Kiwoom	45	95	4	0.3214	75.5	See explanation of tie-breakers below.
             SSG	45	95	4	0.3214	75.5	See explanation of tie-breakers below.
              KT	45	96	3	0.3191	76.0

Explanation of Tie-breakers:
The following table shows how many games each of the teams tied for fifth place in the scenario have already won against each other:
Team	Doosan	Hanwha	Kiwoom	Lotte	SSG	Total
Doosan	-	4	5	1	0	10
Hanwha	2	-	2	1	4	9
Kiwoom	1	4	-	5	1	11
Lotte	2	3	1	-	1	7
SSG	3	2	2	3	-	10

The following table shows how many additional games each of the teams tied for fifth place win against each other in the scenario:
Team	Doosan	Hanwha	Kiwoom	Lotte	SSG	Total
Doosan	-	0	10	0	7	17
Hanwha	8	-	9	5	0	22
Kiwoom	0	0	-	10	10	20
Lotte	12	7	0	-	12	31
SSG	6	10	0	0	-	16

The following table shows how many games total each of the teams tied for fifth place win against each other in the scenario:
Team	Doosan	Hanwha	Kiwoom	Lotte	SSG	Total
Doosan	-	4	15	1	7	27
Hanwha	10	-	11	6	4	31
Kiwoom	1	4	-	15	11	31
Lotte	14	10	1	-	13	38
SSG	9	12	2	3	-	26


To construct the scenario, we start with the current standings:
            Team	W	L	D	GL	PCT	GB
             KIA	26	16	1	101	0.619	0.0
              NC	25	17	1	101	0.595	1.0
         Samsung	24	18	1	101	0.571	2.0
          Doosan	25	20	1	98	0.556	2.5
              LG	23	20	2	99	0.535	3.5
             SSG	23	20	1	100	0.535	3.5
          Kiwoom	18	24	0	102	0.429	8.0
              KT	18	25	1	100	0.419	8.5
          Hanwha	16	26	1	101	0.381	10.0
           Lotte	14	26	1	103	0.350	11.0

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	0	10	3	0	0	0	0	7	20
Hanwha	8	-	0	9	7	0	5	0	0	0	29
KIA	10	11	-	12	10	7	14	10	0	10	84
Kiwoom	0	0	0	-	7	0	10	0	0	10	27
KT	7	3	0	4	-	0	9	0	0	4	27
LG	11	14	3	11	13	-	10	0	2	10	74
Lotte	12	7	0	0	0	0	-	0	0	12	31
NC	11	11	0	14	11	10	10	-	0	11	78
Samsung	10	13	11	11	14	6	11	10	-	11	97
SSG	6	10	0	0	6	0	0	0	0	-	22
-----------------------------------------------------------------------------------
Losses	75	69	14	71	71	23	69	20	2	75

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

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	15	8	4	1	3	1	7	45
Hanwha	10	-	1	11	10	1	6	1	1	4	45
KIA	13	15	-	16	13	11	16	12	2	12	110
Kiwoom	1	4	0	-	8	4	15	0	2	11	45
KT	8	6	3	8	-	1	10	3	0	6	45
LG	12	15	5	12	15	-	15	4	5	14	97
Lotte	14	10	0	1	3	1	-	1	2	13	45
NC	13	14	1	16	13	12	15	-	3	16	103
Samsung	15	15	14	14	16	8	14	13	-	12	121
SSG	9	12	4	2	10	1	3	0	4	-	45
-----------------------------------------------------------------------------------
Losses	95	95	30	95	96	43	95	37	20	95

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

# Lotte Giants magic number
# Lotte's magic number
# Giants magic number
# KBO Playoff Race