After she immediately eliminates two of them, the third Belter flees back to his ship but Bobbie has other plans and uses the strength of the armor to keep the two ships together allowing Alex time to leap across and plant an explosive charge in the attacker's drive exhaust.
If you want real skin, then look to Sandrine's lover played by Cara Gee who manages to show us her breasts and her buns when she rolls around in bed with her lover.
In fact, the episode seems to deliberately play up Lydia's maternal role in Timothy's life, so as to move as far away from a romantic relationship as possible.