KJ botom 15bb , 6max

Estoy empezando con los sits, y ayer se me dio esta mano y no supe que hacer

3bet en la SB 50%, sé que son pocas manos, por eso me entró la duda

***** Hand History for Game 1111111111 ***** (Poker Stars)

Tourney Hand NL Texas Hold'em - Wednesday, April 18, 09:03:00 ET 2012

Table 548914861 1 (Real Money)

Seat 5 is the button

Seat 1: Player1 ( $2960.00 USD ) - VPIP: 27, PFR: 23, 3B: 6, AF: 0.0, Hands: 78

Seat 2: Player2 ( $1860.00 USD ) - VPIP: 26, PFR: 17, 3B: 7, AF: 3.4, Hands: 427

Seat 5: Hero ( $1502.00 USD ) - VPIP: 24, PFR: 21, 3B: 10, AF: 3.3, Hands: 80174

Seat 6: Player6 ( $2678.00 USD ) - VPIP: 38, PFR: 13, 3B: 20, AF: 3.0, Hands: 39

Player6 posts small blind [$50.00 USD].

Player1 posts big blind [$100.00 USD].

** Dealing down cards **

Dealt to Hero [ Kd Jc ]

Player2 folds

Hero raises [$250.00 USD]

Player6 raises [$750.00 USD]

Player1 folds

Hero ???