Lechna was an alleged lover of Aeryn Sun. When Captain Jenek asked Vreena, the Sebacean nurse, if she has matched Aeryn Sun's embryo's DNA, Vreena reveals that it is a pattern which has not been cataloged in their memory banks. Vreena indicates to Jenek that it could be half-human. Because they have no sample of Crichton's DNA, the two interrogate Aeryn Sun, trying to get her to tell them if the father of her fetus is Crichton. Aeryn tries to hide Crichton's name by telling them about someone called Lechna. Aeryn says that while she was away from Moya, she was an assassin, and this Lechna was both her contact and also her lover. Aeryn further elaborates, saying she tried to suppress this fact until now to protect him, and her fetus is most likely his conception. Lechna, she says, is from a